Want to know your IELTS vocabulary level? Try the Test Page. You can also Report My Test to us; Our tutors may view your testing and give you a suggestion. It is a FREE service.
Vocabulary Study Online by Level
 |
Vocabulary Study Online By Level (VSOBL) is a Fast, Reliable, and Handy tool to prepare English exam vocabulary. (Available for all VIP accounts: US$2/Month). It has built-in word lists: 6000 IELTS words, 6000 TOEFL words, 5000 GRE words, and 3000 SAT words. You can load them by level with one click.
|
Academic Words Level 4 - 1 - Matching Quizzes
abbreviation 
1
 | shortening something by omitting parts of it |
| restrain; keep within close bounds; confine |
| book of literary selections by various authors |
| standard of judging; any approved or established rule or test |
abolish
2
| independence; self-government or the right of self-government; self-determination |
| unit of heat equal to the amount of heat required to raise the temperature of 1 kilogram of water by 1 degree |
| a group of nations, parties, or persons united for common action |
| cancel; put an end to; destroy completely |
aboriginal
3
| serve as a memorial to; honor the memory of with a ceremony |
| the dead body of an animal, especially one slaughtered and dressed for food |
| being the first of its kind in a region; primitive; native |
| analyze; examine; identify the cause of something |
abound
4
| graze; skim or glance at casually |
| game played on a court with light long-handled rackets |
| be full of; be plentiful |
| likely; precisely suitable; appropriate; quick to learn or understand |
abrasion
5
| scratch; friction; the process of rubbing away the surface of something |
| cause to come together formally |
| relate; associate; bring into a mutual relation |
| a group of parts that work together to perform a given function; appliance, or device for a particular purpose |
abridge
6
| serve as a memorial to; honor the memory of with a ceremony |
| condense; shorten; reduce length of written text |
| chat; talk informally; engage in a spoken exchange of thoughts |
| unit of heat equal to the amount of heat required to raise the temperature of 1 kilogram of water by 1 degree |
abundance
7
| a person authorized to act as a representative for another; deputy |
| great or plentiful amount; fullness to overflowing |
| change from a gaseous to a liquid state and fall in drops; compress or concentrate |
| upward slope or grade; movement upward |
accelerate
8
| move faster; cause to develop or progress more quickly; occur sooner than expected |
| excite; stimulate; awaken from or as if from sleep |
| sophisticated; of worldwide scope |
| delay till later; put off; hold back to a later time |
acclaim
9
| applaud; announce with great approval |
| readiness to yield; happy friendly agreement |
| provide physical relief, as from pain; make easier; remove in part |
| rough; harsh; of low, common, or inferior quality |
accommodation
10
| living quarters provided for public convenience; something that meets a need; convenience |
| a series of connected spirals or concentric rings formed by gathering or winding; spiral pipe or series of spiral pipes |
| a person authorized to act as a representative for another; deputy |
| scratch; friction; the process of rubbing away the surface of something |
accord
11
| settlement or compromise of conflicting opinions; written agreement between two states |
| be full of; be plentiful |
| consisting of, relating to, or being in the water |
| assign; distribute according to plan |
accumulate
12
| no longer current or applicable; antiquated |
| noticeable; prominent; easy to notice; obvious |
| works for an expert to learn a trade; beginner; learner |
| pile up; collect; mount up; increase |
accuser
13
| property of a continuous and connected period of time |
| following one after another without interruption; sequential |
| one who accuses; one who brings a charge of crime or fault |
| brief and compact; expressing much in few words |
acquaint
14
| weaken; make thinner or less concentrated by adding a liquid such as water |
| inform about; cause to come to know personally; make familiar |
| anxiety; extreme emotional disturbance |
| simultaneous; coincident; occurring or operating at the same time |
adept
15
| expert at; very skilled; having or showing knowledge and skill and aptitude |
| declare or state with confidence; put oneself forward boldly |
| art or science of flying; flight; aeronautics |
| ordinary; having no remarkable features |
adhere
16
| graze; skim or glance at casually |
| dwindle; reduce; make smaller or less or to cause to appear so |
| stick fast; stick to firmly; be compatible or in accordance with |
| obtain or bargain for exemption or substitution; regularly travel from a place of residence to another place |
adjacent
17
| one who accuses; one who brings a charge of crime or fault |
| part; separate or disunite; disengage |
| change from a gaseous to a liquid state and fall in drops; compress or concentrate |
| adjoining; neighboring; close to; lying near |
adjoin
18
| be next to; be contiguous to; border on |
| perceptible; heard or perceptible by the ear |
| conflict; lack of agreement among persons, groups, or things |
| throw out something from one's hand; get rid of |
administrate
19
| achieve or accomplish; gain |
| living quarters provided for public convenience; something that meets a need; convenience |
| parcel out in parts or portions; distribute to each individual concerned; assign as a share or lot |
| administer; supply; supervise or be in charge of |
adolescence
20
| set out for display or use; place in orderly arrangement |
| state of growing up from childhood to manhood or womanhood; transitional period between youth and maturity |
| reach the highest or most decisive point; rise to the summit |
| act as force or influence that balances, checks, or limits an opposite one |
advent
21
| look at attentively and thoughtfully; observe deep in thought |
| put together or compose from materials gathered from several sources |
| coming or arrival, especially of something extremely important |
| competing as for any profit or prize |
adverse
22
| in opposing direction; harmful or unfavorable; acting or serving to oppose |
| applaud; announce with great approval |
| indicate; signify directly; refer to specifically |
| dwindle; reduce; make smaller or less or to cause to appear so |
aerial
23
| elegant or tasteful; of or concerning the appreciation of beauty or good taste |
| of the air or atmosphere; produced by or found in the air; performed in the air |
| readiness to yield; happy friendly agreement |
| set out for display or use; place in orderly arrangement |
aesthetic
24
| ruin; lay waste; destroy; make desolate |
| elegant or tasteful; of or concerning the appreciation of beauty or good taste |
| excite; stimulate; awaken from or as if from sleep |
| graph; chart; figure or drawing made to illustrate a statement; plan |
affiliate
25
| relate; associate; bring into a mutual relation |
| trade goods or services without the exchange of money |
| associate; cause a group to become part of or form a close relationship with another |
| one who accuses; one who brings a charge of crime or fault |
affirm
26
| duplicate copy; one that closely resembles another |
| state something as true; assert; confirm |
| ruin; lay waste; destroy; make desolate |
| detect; perceive, recognize, or understand something that is not clear |
affix
27
| increasing by successive addition |
| fasten; append; add on; secure to something |
| group; bunch; group of the same or similar elements gathered or occurring closely |
| characteristic of being brash; the trait of being rash and hasty; tasteless showiness |
afflict
28
| one who is in charge to deal with others, like an ambassador, who is appointed to represent a government |
| space for the ship to dock or anchor; allotted place; the place to sleep or stay; appointment or job |
| part; separate or disunite; disengage |
| cause pain, suffering, or distress |
aggregate
29
| attack from all sides; trouble persistently; hem in |
| make solid; unite or press together into a compact mass; harden or make dense and firm |
| change for the better; improve; remove faults or errors |
| gather into a mass, sum, or whole; amount to |
agitation
30
| independence; self-government or the right of self-government; self-determination |
| silvery, moderately hard metallic element |
| anxiety; extreme emotional disturbance |
| state without proof; assert to be true |
agreeable
31
| find out for certain; discover with certainty; make sure of |
| living quarters provided for public convenience; something that meets a need; convenience |
| give certain information to; assure; make certain |
| ready to consent or submit; acceptable |
airing
32
| offering or expressing an apology or excuse; serving as or containing a formal justification or defense |
| include; consist of; be composed of |
| lead forth; conclude by reasoning; trace the origin or derivation of |
| exposure to air for freshening or drying; exposure to public attention; radio or television broadcast |
albeit
33
| move faster; cause to develop or progress more quickly; occur sooner than expected |
| even though; although; notwithstanding |
| greenhouse; school of music or dramatic art |
| state of being ambiguous; doubtfulness or uncertainty |
allege
34
| make up; form something |
| spread out widely; scatter freely; pour out and cause to spread freely |
| state without proof; assert to be true |
| be compatible, similar or consistent; exchange messages |
alleviate
35
| provide physical relief, as from pain; make easier; remove in part |
| able to float; cheerful and optimistic |
| amid; in the middle of; among |
| prevent; turn or cause to turn off or away |
allocate
36
| set out for display or use; place in orderly arrangement |
| simultaneous; coincident; occurring or operating at the same time |
| assign; distribute according to plan |
| serious mistake typically caused by ignorance or confusion |
allot
37
| parcel out in parts or portions; distribute to each individual concerned; assign as a share or lot |
| active resistance; condition of being an opposing principle, force, or factor |
| even though; although; notwithstanding |
| art or science of flying; flight; aeronautics |
alloy
38
| great or plentiful amount; fullness to overflowing |
| combine; mix; make less pure; lessen or moderate |
| simultaneous; coincident; occurring or operating at the same time |
| make impure or unclean by contact or mixture; pollute; defile |
alphabetical
39
| likely; precisely suitable; appropriate; quick to learn or understand |
| lead forth or out; take away, separate, or remove, in numbering, estimating, or calculating; subtract |
| unpopulated; providing no shelter or sustenance; devoid of inhabitants |
| arranged in customary order of the letters of a language |
ambiguity
40
| state of being ambiguous; doubtfulness or uncertainty |
| act as force or influence that balances, checks, or limits an opposite one |
| duplicate copy; one that closely resembles another |
| confront; state the opposite of what someone has said |
ambiguous
41
| unclear or doubtful in meaning |
| be next to; be contiguous to; border on |
| adhesive; sticking together; capable of thinking and expressing yourself in a clear and consistent manner |
| small house or cottage usually having a single story and attic |
amend
42
| change for the better; improve; remove faults or errors |
| pile up; collect; mount up; increase |
| look at attentively and thoughtfully; observe deep in thought |
| following one after another without interruption; sequential |
amid
43
| the assertion of contrary; denial of the truth of a statement; opposition, whether by argument or conduct |
| lead forth or out; take away, separate, or remove, in numbering, estimating, or calculating; subtract |
| in the middle of; among; surrounded by |
| essential quality; reputation; honor |
amidst
44
| look at attentively and thoughtfully; observe deep in thought |
| loud, confused, harsh noise; loud, continuous, rattling, or clanging sound |
| game played on a court with light long-handled rackets |
| amid; in the middle of; among |
amplify
45
| broaden or clarify by expanding; intensify; make larger or more powerful; increase |
| competing as for any profit or prize |
| weakened, worn out, or broken down by old age, illness, or hard use |
| art or science of flying; flight; aeronautics |
analyse
46
| small piece of material, such as glass, plastic, or wood that is pierced for stringing |
| lessen; reduce; make a quantity smaller |
| resolve anything complex into its elements; separate into parts for examination of each separately |
| simultaneous; coincident; occurring or operating at the same time |
analytical
47
| plant of the family of grasses, and genus Bambusa, growing in tropical countries |
| of analysis; resolving into elements or parts |
| reduce from an inflated condition; release contained air or gas from |
| weighting authority; peremptory and dictatorial |
ancestor
48
| one who communicates information, especially, by letter or telegram to newspaper or periodical |
| fastening device; firm grip |
| applaud; announce with great approval |
| forefather; forebear; forerunner or predecessor |
anecdote
49
| a short account of the amusing or interesting event; short narrative; a secret story of history or biography |
| the boundary line of a circle, figure, area, or object |
| lead forth or out; take away, separate, or remove, in numbering, estimating, or calculating; subtract |
| fasten; append; add on; secure to something |
annihilate
50
| destroy completely; reduce to nonexistence |
| similarity or analogy; communication by the exchange of letters |
| make up; form something |
| seek to attain; long for; strive toward an end |
annuity
51
| art or science of flying; flight; aeronautics |
| lead into perplexity or confusion; perplex with mazes |
| annual payment of allowance or income; periodical payment, amounting to a fixed sum in each year |
| delightful; delicious; extremely pleasing to the sense of taste |
antagonism
52
| length of a straight line passing through the center of a circle and connecting two points on the circumference |
| gather into a mass, sum, or whole; amount to |
| decay, or to cause something to decay |
| active resistance; condition of being an opposing principle, force, or factor |
antarctic
53
| set apart; distinguish; perceive or show the difference in or between |
| turn aside; draw someone's attention away from something |
| opposite to the northern or arctic pole; relating to the southern pole or the region near it |
| reduce from an inflated condition; release contained air or gas from |
anthology
54
| attach; add as supplement or appendix |
| rough; harsh; of low, common, or inferior quality |
| sophisticated; of worldwide scope |
| book of literary selections by various authors |
apologetic
55
| opposite to the northern or arctic pole; relating to the southern pole or the region near it |
| be made up or composed; be comprised or contained in |
| someone who regularly travels from home in a suburb to work in a city |
| offering or expressing an apology or excuse; serving as or containing a formal justification or defense |
apparatus
56
| resulting; following as a logical conclusion |
| raze; destroy; do away with completely; put an end to |
| a group of parts that work together to perform a given function; appliance, or device for a particular purpose |
| readiness to yield; happy friendly agreement |
append
57
| attach; add as supplement or appendix |
| in disrepair, run-down; of very poor quality or condition |
| act of working together; act of cooperating with an enemy, especially it occupying one's own country |
| forefather; forebear; forerunner or predecessor |
appliance
58
| perceptible; heard or perceptible by the ear |
| durable goods for home or office use; device or instrument for household use |
| make up; form something |
| comply with; follow; fit; meet |
applicant
59
| candidate; a person who formally requests something, especially a job |
| delay till later; put off; hold back to a later time |
| bump; hit something violently |
| morally pure in thought or conduct; decent and modest |
appraisal
60
| assessment; evaluation; the classification of someone or something with respect to its worth |
| lessen; reduce; make a quantity smaller |
| sophisticated; of worldwide scope |
| darkened with smoke and grime; dirty or discolored |
appreciable
61
| large enough to be noticed or to affect; perceptible |
| goods; article of trade; advantage; benefit |
| throw out something from one's hand; get rid of |
| a person authorized to act as a representative for another; deputy |
apprentice
62
| works for an expert to learn a trade; beginner; learner |
| occur at the same time as; correspond |
| refrain from buying or using |
| weakened, worn out, or broken down by old age, illness, or hard use |
approximate
63
| lead forth; conclude by reasoning; trace the origin or derivation of |
| even though; although; notwithstanding |
| similar or equivalent; being of equal regard; worthy of being ranked with |
| come near or nearer to something or someone in space, time, quality, or amount |
apt
64
| defensive covering, as of metal, wood, or leather, worn to protect the body against weapons |
| decrease fullness of; use up or empty out |
| likely; precisely suitable; appropriate; quick to learn or understand |
| spread out widely; scatter freely; pour out and cause to spread freely |
aquatic
65
| consisting of, relating to, or being in the water |
| broaden or clarify by expanding; intensify; make larger or more powerful; increase |
| replace or enhance human labor with machines |
| move or cause to move energetically and busily; teem |
arbitrary
66
| randomly chosen; determined by chance or impulse, and not by reason or principle |
| lessen; reduce; make a quantity smaller |
| set out for display or use; place in orderly arrangement |
| destroy completely; reduce to nonexistence |
archaic
67
| no longer current or applicable; antiquated |
| the event that brings terrible loss, lasting distress, or severe affliction; disaster; misery |
| conflict; lack of agreement among persons, groups, or things |
| restrict; shrink; make smaller or narrower by binding or squeezing |
ardent
68
| attach; add as supplement or appendix |
| displaying or by strong enthusiasm or devotion; passionate |
| over-regulated administrative system |
| make impure or unclean by contact or mixture; pollute; defile |
arduous
69
| demanding great effort or labor; difficult |
| using or able to use two languages, especially with equal or nearly equal fluency |
| declare or state with confidence; put oneself forward boldly |
| move downward and lower; come from; be connected by a relationship of blood |
armour
70
| made up of distinct parts or elements; compounded |
| parcel out in parts or portions; distribute to each individual concerned; assign as a share or lot |
| defensive covering, as of metal, wood, or leather, worn to protect the body against weapons |
| restrict; shrink; make smaller or narrower by binding or squeezing |
arouse
71
| a vessel used by soldiers for carrying water or other drinks; snack bar or small cafeteria |
| property of a continuous and connected period of time |
| excite; stimulate; awaken from or as if from sleep |
| pollute; make dirty or spotty |
array
72
| retain; protect from loss or harm; preserve; use carefully or sparingly, avoiding waste |
| set out for display or use; place in orderly arrangement |
| force; coerce; necessitate or pressure by force |
| one who keeps accounts; one who has charge of keeping books and accounts in an office |
ascend
73
| elegant or tasteful; of or concerning the appreciation of beauty or good taste |
| move up or climb something; mount |
| property of a continuous and connected period of time |
| the assertion of contrary; denial of the truth of a statement; opposition, whether by argument or conduct |
ascent
74
| reduce level; lower grade of something |
| upward slope or grade; movement upward |
| assign; distribute according to plan |
| administer; supply; supervise or be in charge of |
ascertain
75
| game played on a court with light long-handled rackets |
| find out for certain; discover with certainty; make sure of |
| spot or stain, as of ink on paper; blur; a weak point or failing |
| an instrument for determining the weight or pressure of the atmosphere |
ascribe
76
| bump; hit something violently |
| delightful; delicious; extremely pleasing to the sense of taste |
| inscribe or dedicate; attribute to a specified cause, source, or origin; assign as a quality |
| act of working together; act of cooperating with an enemy, especially it occupying one's own country |
aspiration
77
| ambition; something that you hope to achieve |
| competing as for any profit or prize |
| be full of; be plentiful |
| spread out widely; scatter freely; pour out and cause to spread freely |
aspire
78
| reduce from an inflated condition; release contained air or gas from |
| give certain information to; assure; make certain |
| move downward and lower; come from; be connected by a relationship of blood |
| seek to attain; long for; strive toward an end |
assert
79
| show off oneself; speak of with excessive pride |
| in the middle of; among; surrounded by |
| a line or long thin mark made by folding or doubling |
| declare or state with confidence; put oneself forward boldly |
assorted
80
| be compatible, similar or consistent; exchange messages |
| varied; consisting of various types mixed together |
| be full of; be plentiful |
| a mental disorder marked by confusion |
astound
81
| affect with wonder; surprise; shock |
| silvery, moderately hard metallic element |
| coming or arrival, especially of something extremely important |
| bump; hit something violently |
attain
82
| cut short or reduce; cut off end or tail, or any part |
| achieve or accomplish; gain |
| digest; convert into nourishment by the organs of nutrition |
| diligent; responsible; reliable |
attribute
83
| one who is in charge to deal with others, like an ambassador, who is appointed to represent a government |
| change for the better; improve; remove faults or errors |
| system of education in which both men and women attend the same institution or classes |
| essential quality; reputation; honor |
audible
84
| stick fast; stick to firmly; be compatible or in accordance with |
| competing as for any profit or prize |
| spread out widely; scatter freely; pour out and cause to spread freely |
| perceptible; heard or perceptible by the ear |
augment
85
| anxiety; extreme emotional disturbance |
| assiduous; industrious; hard-working |
| destroy completely; reduce to nonexistence |
| make greater, as in size, extent, or quantity |
authoritative
86
| |
| |
| |
|
automate
87
| replace or enhance human labor with machines |
| serve as a memorial to; honor the memory of with a ceremony |
| offering or expressing an apology or excuse; serving as or containing a formal justification or defense |
| expression of sympathy with another in sorrow or grief. |
automation
88
| in disrepair, run-down; of very poor quality or condition |
| demanding great effort or labor; difficult |
| mineral pitch; black, tarry substance, burning with a bright flame |
| the use of machines and computers that can operate without needing human control |
autonomy
89
| approach; tend to meet; come together |
| cause pain, suffering, or distress |
| independence; self-government or the right of self-government; self-determination |
| weighting authority; peremptory and dictatorial |
auxiliary
90
| sophisticated; of worldwide scope |
| act of gathering or heaping together or forming a mass |
| reach the highest or most decisive point; rise to the summit |
| helper, additional or subsidiary |
avail
91
| |
| |
| |
|
avert
92
| |
| |
| |
|
aviation
93
| |
| |
| |
|
axis
94
| the center around which something rotates; pivot |
| sophisticated; of worldwide scope |
| readiness to yield; happy friendly agreement |
| be compatible, similar or consistent; exchange messages |
badminton
95
| occur at the same time as; correspond |
| weakened, worn out, or broken down by old age, illness, or hard use |
| game played on a court with light long-handled rackets |
| gather into a mass, sum, or whole; amount to |
baffle
96
| mandatory; obligatory; required by rule |
| move up or climb something; mount |
| frustrate as by confusing or perplexing; impede force or movement of |
| keep from; stop; prevent or discourage from acting |
bamboo
97
| independence; self-government or the right of self-government; self-determination |
| attack from all sides; trouble persistently; hem in |
| plant of the family of grasses, and genus Bambusa, growing in tropical countries |
| one who keeps accounts; one who has charge of keeping books and accounts in an office |
barometer
98
| represent in a picture or sculpture; portray in words; describe |
| art or science of flying; flight; aeronautics |
| an instrument for determining the weight or pressure of the atmosphere |
| a line or long thin mark made by folding or doubling |
barricade
99
| a person authorized to act as a representative for another; deputy |
| make solid; unite or press together into a compact mass; harden or make dense and firm |
| hastily put together defensive barrier; obstacle |
| decrease fullness of; use up or empty out |
barter
100
| trade goods or services without the exchange of money |
| decrease fullness of; use up or empty out |
| someone who regularly travels from home in a suburb to work in a city |
| a group of nations, parties, or persons united for common action |
bead
101
| small piece of material, such as glass, plastic, or wood that is pierced for stringing |
| planned or accomplished together; combined |
| commit, entrust, or give in charge for care or preservation; recommend as worthy of confidence or regard |
| helpful; tending to promote physical well-being |
beautician
102
| unpopulated; providing no shelter or sustenance; devoid of inhabitants |
| a line or long thin mark made by folding or doubling |
| a specific piece of work required to be done as a duty or for a specific fee |
| one skilled in giving cosmetic treatments; one who does hair styling, manicures, and other beauty treatments |
beneficial
103
| candidate; a person who formally requests something, especially a job |
| lead forth; conclude by reasoning; trace the origin or derivation of |
| restrain; keep within close bounds; confine |
| helpful; tending to promote physical well-being |
berth
104
| occur at the same time as; correspond |
| space for the ship to dock or anchor; allotted place; the place to sleep or stay; appointment or job |
| bestow; present; have a conference in order to talk something over |
| state something as true; assert; confirm |
beset
105
| attack from all sides; trouble persistently; hem in |
| decay, or to cause something to decay |
| preservation or restoration from loss, damage, or neglect |
| one who keeps accounts; one who has charge of keeping books and accounts in an office |
bewilder
106
| lead into perplexity or confusion; perplex with mazes |
| fasten; append; add on; secure to something |
| move faster; cause to develop or progress more quickly; occur sooner than expected |
| form, plan, or arrange in mind; transmit or give by will |
bibliography
107
| list of works of a specific author or publisher; list of writings relating to a given subject |
| assiduous; industrious; hard-working |
| form by an exercise of ingenuity; invent or design |
| one who keeps accounts; one who has charge of keeping books and accounts in an office |
bilateral
108
| decrease fullness of; use up or empty out |
| graph; chart; figure or drawing made to illustrate a statement; plan |
| two-sided; mutual; involving two groups or countries |
| consisting of, relating to, or being in the water |
bilingual
109
| a group of parts that work together to perform a given function; appliance, or device for a particular purpose |
| deprive of some right, interest, or property, by a deceitful device |
| using or able to use two languages, especially with equal or nearly equal fluency |
| digest; convert into nourishment by the organs of nutrition |
bitumen
110
| mineral pitch; black, tarry substance, burning with a bright flame |
| parcel out in parts or portions; distribute to each individual concerned; assign as a share or lot |
| graze; skim or glance at casually |
| retain; protect from loss or harm; preserve; use carefully or sparingly, avoiding waste |
bloc
111
| unit of heat equal to the amount of heat required to raise the temperature of 1 kilogram of water by 1 degree |
| make impure or unclean by contact or mixture; pollute; defile |
| a group of nations, parties, or persons united for common action |
| brief and compact; expressing much in few words |
blot
112
| able to float; cheerful and optimistic |
| demanding great effort or labor; difficult |
| spot or stain, as of ink on paper; blur; a weak point or failing |
| adjoining; neighboring; close to; lying near |
blunder
113
| trade goods or services without the exchange of money |
| serious mistake typically caused by ignorance or confusion |
| living quarters provided for public convenience; something that meets a need; convenience |
| assign; distribute according to plan |
boast
114
| helpful; tending to promote physical well-being |
| serious mistake typically caused by ignorance or confusion |
| show off oneself; speak of with excessive pride |
| graze; skim or glance at casually |
bookcase
115
| be made up or composed; be comprised or contained in |
| make solid; unite or press together into a compact mass; harden or make dense and firm |
| scarcity; shortage of food; famine from failure or loss of crops |
| case with shelves for holding books, especially one with glazed doors |
bookkeeper
116
| case with shelves for holding books, especially one with glazed doors |
| keep from; stop; prevent or discourage from acting |
| one who keeps accounts; one who has charge of keeping books and accounts in an office |
| obtain or bargain for exemption or substitution; regularly travel from a place of residence to another place |
bookstall
117
| close; squeeze or press together; contract |
| trade goods or services without the exchange of money |
| stall where books are sold, as on the street; table with enclosed sides, for displaying books for sale |
| throw into disorder; break the array of. |
boundary
118
| serious mistake typically caused by ignorance or confusion |
| dividing line; border; frontier |
| standard of judging; any approved or established rule or test |
| the center around which something rotates; pivot |
boycott
119
| refrain from buying or using |
| upward slope or grade; movement upward |
| readiness to yield; happy friendly agreement |
| expression of sympathy with another in sorrow or grief. |
brashness
120
| indicate; signify directly; refer to specifically |
| characteristic of being brash; the trait of being rash and hasty; tasteless showiness |
| a line or long thin mark made by folding or doubling |
| the center around which something rotates; pivot |
brisk
121
| throw out something from one's hand; get rid of |
| graph; chart; figure or drawing made to illustrate a statement; plan |
| marked by speed, liveliness, and vigor; energetic; swift; keen or sharp in speech or manner |
| declare or state with confidence; put oneself forward boldly |
browse
122
| attach; add as supplement or appendix |
| the boundary line of a circle, figure, area, or object |
| reduce from an inflated condition; release contained air or gas from |
| graze; skim or glance at casually |
bulge
123
| cause to curve outward; swell up; stick out; protrude |
| deceive mind or judgment of; lead from truth or into error; frustrate or disappoint |
| decide; judge; sentence; condemn |
| vocabulary that is for a specific group of people |
bungalow
124
| preservation or restoration from loss, damage, or neglect |
| small house or cottage usually having a single story and attic |
| quick and skillful; neat in action or performance |
| opposite to the northern or arctic pole; relating to the southern pole or the region near it |
buoyant
125
| distinguish; be characteristic of; be a distinctive trait or mark of |
| able to float; cheerful and optimistic |
| conflict; lack of agreement among persons, groups, or things |
| unclose; open; remove a cover or envelope from; lay open or expose to view |
bureaucracy
126
| over-regulated administrative system |
| lead into perplexity or confusion; perplex with mazes |
| assign; distribute according to plan |
| overseer of morals; official responsible for removal of objectionable or sensitive content |
burrow
127
| a group of parts that work together to perform a given function; appliance, or device for a particular purpose |
| bump; hit something violently |
| shortening something by omitting parts of it |
| tunnel; hole in the ground made by an animal for shelter; moving through by or as by digging |
bustle
128
| state without proof; assert to be true |
| heavy; difficult to handle because of weight or bulk |
| move or cause to move energetically and busily; teem |
| resulting; following as a logical conclusion |
calamity
129
| the event that brings terrible loss, lasting distress, or severe affliction; disaster; misery |
| group; bunch; group of the same or similar elements gathered or occurring closely |
| shortening something by omitting parts of it |
| set apart; distinguish; perceive or show the difference in or between |
calcium
130
| following one after another without interruption; sequential |
| silvery, moderately hard metallic element |
| weaken; make thinner or less concentrated by adding a liquid such as water |
| loud, confused, harsh noise; loud, continuous, rattling, or clanging sound |
calorie
131
| in a converse manner; with change of order or relation; reciprocally. |
| padded or knitted covering placed especially over a teapot to keep the tea hot; cozy |
| a specific piece of work required to be done as a duty or for a specific fee |
| unit of heat equal to the amount of heat required to raise the temperature of 1 kilogram of water by 1 degree |
canteen
132
| show off oneself; speak of with excessive pride |
| displaying or by strong enthusiasm or devotion; passionate |
| ruin; lay waste; destroy; make desolate |
| a vessel used by soldiers for carrying water or other drinks; snack bar or small cafeteria |
caption
133
| obtain or bargain for exemption or substitution; regularly travel from a place of residence to another place |
| small piece of material, such as glass, plastic, or wood that is pierced for stringing |
| title; chapter heading; text under illustration |
| even though; although; notwithstanding |
carcass
134
| using or able to use two languages, especially with equal or nearly equal fluency |
| the dead body of an animal, especially one slaughtered and dressed for food |
| defensive covering, as of metal, wood, or leather, worn to protect the body against weapons |
| restrict; shrink; make smaller or narrower by binding or squeezing |
catalyst
135
| upward slope or grade; movement upward |
| commit, entrust, or give in charge for care or preservation; recommend as worthy of confidence or regard |
| represent in a picture or sculpture; portray in words; describe |
| an agent which brings about chemical change while it remains unaffected and unchanged |
caustic
136
| candidate; a person who formally requests something, especially a job |
| serve as a memorial to; honor the memory of with a ceremony |
| capable of burning, corroding, dissolving, or eating away by chemical action |
| in the direction that the hands of a clock move |
censor
137
| move faster; cause to develop or progress more quickly; occur sooner than expected |
| the use of machines and computers that can operate without needing human control |
| overseer of morals; official responsible for removal of objectionable or sensitive content |
| marked by speed, liveliness, and vigor; energetic; swift; keen or sharp in speech or manner |
centenary
138
| represent in a picture or sculpture; portray in words; describe |
| two-sided; mutual; involving two groups or countries |
| move or cause to move energetically and busily; teem |
| relating to a 100-year period; occurring once every 100 years |
certify
139
| give certain information to; assure; make certain |
| noticeable; prominent; easy to notice; obvious |
| cut short or reduce; cut off end or tail, or any part |
| greenhouse; school of music or dramatic art |
characterize
140
| distinguish; be characteristic of; be a distinctive trait or mark of |
| length of a straight line passing through the center of a circle and connecting two points on the circumference |
| condense; shorten; reduce length of written text |
| in the direction that the hands of a clock move |
chasm
141
| deep opening in the earth surface |
| achieve or accomplish; gain |
| exposure to air for freshening or drying; exposure to public attention; radio or television broadcast |
| part; separate or disunite; disengage |
chaste
142
| move through space, circuit, or system, returning to the starting point |
| morally pure in thought or conduct; decent and modest |
| someone who regularly travels from home in a suburb to work in a city |
| possessing congruity; suitable; agreeing; corresponding |
chore
143
| a specific piece of work required to be done as a duty or for a specific fee |
| give, transfer, or deliver formally, as if by signing over into the possession of another |
| following one after another without interruption; sequential |
| unit of heat equal to the amount of heat required to raise the temperature of 1 kilogram of water by 1 degree |
chronological
144
| turn away from a principle, norm; depart; diverge |
| arranged in order of time of occurrence |
| system of education in which both men and women attend the same institution or classes |
| game played on a court with light long-handled rackets |
circulate
145
| planned or accomplished together; combined |
| move through space, circuit, or system, returning to the starting point |
| conflict; lack of agreement among persons, groups, or things |
| one who communicates information, especially, by letter or telegram to newspaper or periodical |
circumference
146
| active resistance; condition of being an opposing principle, force, or factor |
| the boundary line of a circle, figure, area, or object |
| a series of connected spirals or concentric rings formed by gathering or winding; spiral pipe or series of spiral pipes |
| an agent which brings about chemical change while it remains unaffected and unchanged |
cite
147
| two-sided; mutual; involving two groups or countries |
| one who communicates information, especially, by letter or telegram to newspaper or periodical |
| retain; protect from loss or harm; preserve; use carefully or sparingly, avoiding waste |
| quote; adduce as an instance |
clasp
148
| fastening device; firm grip |
| mineral pitch; black, tarry substance, burning with a bright flame |
| possessing congruity; suitable; agreeing; corresponding |
| pile up; collect; mount up; increase |
classify
149
| one skilled in giving cosmetic treatments; one who does hair styling, manicures, and other beauty treatments |
| in disrepair, run-down; of very poor quality or condition |
| declare unavailable, as for security reasons; arrange or order by classes or categories |
| inform about; cause to come to know personally; make familiar |
clockwise
150
| turn away from a principle, norm; depart; diverge |
| state of being ambiguous; doubtfulness or uncertainty |
| in the direction that the hands of a clock move |
| assessment; evaluation; the classification of someone or something with respect to its worth |
cluster
151
| using or able to use two languages, especially with equal or nearly equal fluency |
| cause to come together formally |
| group; bunch; group of the same or similar elements gathered or occurring closely |
| set out for display or use; place in orderly arrangement |
coarse
152
| in the direction that the hands of a clock move |
| deep opening in the earth surface |
| rough; harsh; of low, common, or inferior quality |
| relate; associate; bring into a mutual relation |
coeducation
153
| group; bunch; group of the same or similar elements gathered or occurring closely |
| dwindle; reduce; make smaller or less or to cause to appear so |
| system of education in which both men and women attend the same institution or classes |
| form by assembling or combining parts; build; create |
cognitive
154
| approach; tend to meet; come together |
| look at attentively and thoughtfully; observe deep in thought |
| sophisticated; of worldwide scope |
| knowing or perceiving; part of mental functions that deals with logic |
coherent
155
| the subjects comprising a course of study in a school or college; course or program |
| adhesive; sticking together; capable of thinking and expressing yourself in a clear and consistent manner |
| quote; adduce as an instance |
| state of being ambiguous; doubtfulness or uncertainty |
coil
156
| scarcity; shortage of food; famine from failure or loss of crops |
| a series of connected spirals or concentric rings formed by gathering or winding; spiral pipe or series of spiral pipes |
| even though; although; notwithstanding |
| mineral pitch; black, tarry substance, burning with a bright flame |
coincide
157
| occur at the same time as; correspond |
| displaying or by strong enthusiasm or devotion; passionate |
| be made up or composed; be comprised or contained in |
| the boundary line of a circle, figure, area, or object |
collaboration
158
| act of working together; act of cooperating with an enemy, especially it occupying one's own country |
| small house or cottage usually having a single story and attic |
| similarity or analogy; communication by the exchange of letters |
| force; coerce; necessitate or pressure by force |
collide
159
| bump; hit something violently |
| comply with; follow; fit; meet |
| feel or express strong disapproval of; condemn; express sorrow or grief over; regret |
| unpopulated; providing no shelter or sustenance; devoid of inhabitants |
combustible
160
| frustrate as by confusing or perplexing; impede force or movement of |
| displaying or by strong enthusiasm or devotion; passionate |
| capable of igniting and burning; easily aroused or excited |
| cut short or reduce; cut off end or tail, or any part |
commemorate
161
| randomly chosen; determined by chance or impulse, and not by reason or principle |
| serve as a memorial to; honor the memory of with a ceremony |
| stick fast; stick to firmly; be compatible or in accordance with |
| throw out something from one's hand; get rid of |
commend
162
| able to float; cheerful and optimistic |
| strive in opposition; contest; dispute; struggle for |
| commit, entrust, or give in charge for care or preservation; recommend as worthy of confidence or regard |
| similarity or analogy; communication by the exchange of letters |
commodity
163
| be next to; be contiguous to; border on |
| the event that brings terrible loss, lasting distress, or severe affliction; disaster; misery |
| goods; article of trade; advantage; benefit |
| ordinary; having no remarkable features |
commonplace
164
| helpful; tending to promote physical well-being |
| decide; judge; sentence; condemn |
| ordinary; having no remarkable features |
| in the direction that the hands of a clock move |
commute
165
| obtain or bargain for exemption or substitution; regularly travel from a place of residence to another place |
| fasten; append; add on; secure to something |
| tunnel; hole in the ground made by an animal for shelter; moving through by or as by digging |
| arranged in customary order of the letters of a language |
commuter
166
| someone who regularly travels from home in a suburb to work in a city |
| relate; associate; bring into a mutual relation |
| brief and compact; expressing much in few words |
| be compatible, similar or consistent; exchange messages |
comparable
167
| similar or equivalent; being of equal regard; worthy of being ranked with |
| independence; self-government or the right of self-government; self-determination |
| group; bunch; group of the same or similar elements gathered or occurring closely |
| shortening something by omitting parts of it |
compel
168
| force; coerce; necessitate or pressure by force |
| intend or choose someone or something for a particular purpose or end |
| move through space, circuit, or system, returning to the starting point |
| destroy completely; reduce to nonexistence |
compile
169
| set apart; distinguish; perceive or show the difference in or between |
| put together or compose from materials gathered from several sources |
| anxiety; extreme emotional disturbance |
| give certain information to; assure; make certain |
complement
170
| ready to consent or submit; acceptable |
| delay till later; put off; hold back to a later time |
| throw into disorder; break the array of. |
| complete; consummate; make perfect |
compliance
171
| readiness to yield; happy friendly agreement |
| active resistance; condition of being an opposing principle, force, or factor |
| likely; precisely suitable; appropriate; quick to learn or understand |
| distinguish; be characteristic of; be a distinctive trait or mark of |
compose
172
| write; create; make or create by putting together parts or elements |
| assessment; evaluation; the classification of someone or something with respect to its worth |
| affect with wonder; surprise; shock |
| find out for certain; discover with certainty; make sure of |
composite
173
| lead forth; conclude by reasoning; trace the origin or derivation of |
| change for the better; improve; remove faults or errors |
| made up of distinct parts or elements; compounded |
| stick fast; stick to firmly; be compatible or in accordance with |
compress
174
| expert at; very skilled; having or showing knowledge and skill and aptitude |
| component or part; citizen, voter |
| close; squeeze or press together; contract |
| book of literary selections by various authors |
comprise
175
| of analysis; resolving into elements or parts |
| able to float; cheerful and optimistic |
| include; consist of; be composed of |
| randomly chosen; determined by chance or impulse, and not by reason or principle |
compulsory
176
| mandatory; obligatory; required by rule |
| pollute; make dirty or spotty |
| component or part; citizen, voter |
| overseer of morals; official responsible for removal of objectionable or sensitive content |
compute
177
| complete; consummate; make perfect |
| case with shelves for holding books, especially one with glazed doors |
| attack from all sides; trouble persistently; hem in |
| reckon; make a mathematical calculation |
concerted
178
| act of gathering or heaping together or forming a mass |
| active resistance; condition of being an opposing principle, force, or factor |
| planned or accomplished together; combined |
| in disrepair, run-down; of very poor quality or condition |
concise
179
| lower in spirits; press down |
| affect with wonder; surprise; shock |
| brief and compact; expressing much in few words |
| unclear or doubtful in meaning |
concoct
180
| fastening device; firm grip |
| digest; convert into nourishment by the organs of nutrition |
| forefather; forebear; forerunner or predecessor |
| padded or knitted covering placed especially over a teapot to keep the tea hot; cozy |
concurrent
181
| simultaneous; coincident; occurring or operating at the same time |
| elegant or tasteful; of or concerning the appreciation of beauty or good taste |
| arranged in order of time of occurrence |
| the boundary line of a circle, figure, area, or object |
condense
182
| replace or enhance human labor with machines |
| change from a gaseous to a liquid state and fall in drops; compress or concentrate |
| bump; hit something violently |
| state without proof; assert to be true |
condolence
183
| space for the ship to dock or anchor; allotted place; the place to sleep or stay; appointment or job |
| unclear or doubtful in meaning |
| affect with wonder; surprise; shock |
| expression of sympathy with another in sorrow or grief. |
confer
184
| in the middle of; among; surrounded by |
| bestow; present; have a conference in order to talk something over |
| large enough to be noticed or to affect; perceptible |
| component or part; citizen, voter |
configuration
185
| arrangement of parts or elements; outline |
| excite; stimulate; awaken from or as if from sleep |
| declare or state with confidence; put oneself forward boldly |
| an instrument for determining the weight or pressure of the atmosphere |
confine
186
| randomly chosen; determined by chance or impulse, and not by reason or principle |
| set apart; distinguish; perceive or show the difference in or between |
| displaying or by strong enthusiasm or devotion; passionate |
| restrict in movement; circumscribe |
conform
187
| set apart; distinguish; perceive or show the difference in or between |
| overseer of morals; official responsible for removal of objectionable or sensitive content |
| comply with; follow; fit; meet |
| be full of; be plentiful |
congestion
188
| include; consist of; be composed of |
| pollute; make dirty or spotty |
| act of gathering or heaping together or forming a mass |
| state of being ambiguous; doubtfulness or uncertainty |
congruent
189
| resulting; following as a logical conclusion |
| greenhouse; school of music or dramatic art |
| possessing congruity; suitable; agreeing; corresponding |
| in disrepair, run-down; of very poor quality or condition |
conscientious
190
| diligent; responsible; reliable |
| set apart; distinguish; perceive or show the difference in or between |
| retain; protect from loss or harm; preserve; use carefully or sparingly, avoiding waste |
| opposite to the northern or arctic pole; relating to the southern pole or the region near it |
consecutive
191
| decrease fullness of; use up or empty out |
| state of being ambiguous; doubtfulness or uncertainty |
| be compatible, similar or consistent; exchange messages |
| following one after another without interruption; sequential |
consequent
192
| turn aside; draw someone's attention away from something |
| overseer of morals; official responsible for removal of objectionable or sensitive content |
| resulting; following as a logical conclusion |
| anxiety; extreme emotional disturbance |
conservation
193
| preservation or restoration from loss, damage, or neglect |
| able to float; cheerful and optimistic |
| achieve or accomplish; gain |
| heavy; difficult to handle because of weight or bulk |
conservatory
194
| deceive mind or judgment of; lead from truth or into error; frustrate or disappoint |
| greenhouse; school of music or dramatic art |
| a group of nations, parties, or persons united for common action |
| space for the ship to dock or anchor; allotted place; the place to sleep or stay; appointment or job |
conserve
195
| retain; protect from loss or harm; preserve; use carefully or sparingly, avoiding waste |
| lower in spirits; press down |
| cut short or reduce; cut off end or tail, or any part |
| rough; harsh; of low, common, or inferior quality |
consign
196
| dividing line; border; frontier |
| put together or compose from materials gathered from several sources |
| give, transfer, or deliver formally, as if by signing over into the possession of another |
| turn away from a principle, norm; depart; diverge |
consist
197
| deceive mind or judgment of; lead from truth or into error; frustrate or disappoint |
| standstill resulting from the opposition of two forces or factions; stalemate |
| be made up or composed; be comprised or contained in |
| randomly chosen; determined by chance or impulse, and not by reason or principle |
consolidate
198
| seek to attain; long for; strive toward an end |
| make solid; unite or press together into a compact mass; harden or make dense and firm |
| attach; add as supplement or appendix |
| no longer current or applicable; antiquated |
conspicuous
199
| form by an exercise of ingenuity; invent or design |
| pollute; make dirty or spotty |
| mineral pitch; black, tarry substance, burning with a bright flame |
| noticeable; prominent; easy to notice; obvious |
constituent
200
| morally pure in thought or conduct; decent and modest |
| living quarters provided for public convenience; something that meets a need; convenience |
| left and abandoned; negligent in performing a duty |
| component or part; citizen, voter |
constitute
201
| find out for certain; discover with certainty; make sure of |
| mandatory; obligatory; required by rule |
| of the air or atmosphere; produced by or found in the air; performed in the air |
| make up; form something |
constrain
202
| overseer of morals; official responsible for removal of objectionable or sensitive content |
| great or plentiful amount; fullness to overflowing |
| restrain; keep within close bounds; confine |
| essential quality; reputation; honor |
constrict
203
| candidate; a person who formally requests something, especially a job |
| pollute; make dirty or spotty |
| heavy; difficult to handle because of weight or bulk |
| restrict; shrink; make smaller or narrower by binding or squeezing |
construct
204
| form by assembling or combining parts; build; create |
| forefather; forebear; forerunner or predecessor |
| act of working together; act of cooperating with an enemy, especially it occupying one's own country |
| destroy completely; reduce to nonexistence |
contaminate
205
| make impure or unclean by contact or mixture; pollute; defile |
| chat; talk informally; engage in a spoken exchange of thoughts |
| mandatory; obligatory; required by rule |
| small house or cottage usually having a single story and attic |
contemplate
206
| no longer current or applicable; antiquated |
| look at attentively and thoughtfully; observe deep in thought |
| destroy completely; reduce to nonexistence |
| graph; chart; figure or drawing made to illustrate a statement; plan |
contend
207
| resolve anything complex into its elements; separate into parts for examination of each separately |
| strive in opposition; contest; dispute; struggle for |
| form by assembling or combining parts; build; create |
| feel or express strong disapproval of; condemn; express sorrow or grief over; regret |
contention
208
| condense; shorten; reduce length of written text |
| competing as for any profit or prize |
| refrain from buying or using |
| unclear or doubtful in meaning |
continuity
209
| displaying or by strong enthusiasm or devotion; passionate |
| failure to act; an option that is selected automatically |
| property of a continuous and connected period of time |
| space for the ship to dock or anchor; allotted place; the place to sleep or stay; appointment or job |
contradict
210
| the center around which something rotates; pivot |
| confront; state the opposite of what someone has said |
| parcel out in parts or portions; distribute to each individual concerned; assign as a share or lot |
| game played on a court with light long-handled rackets |
contradiction
211
| a group of nations, parties, or persons united for common action |
| occur at the same time as; correspond |
| the assertion of contrary; denial of the truth of a statement; opposition, whether by argument or conduct |
| state something as true; assert; confirm |
contrive
212
| indicate or specify; point out; assign a name or title to |
| strive in opposition; contest; dispute; struggle for |
| form by an exercise of ingenuity; invent or design |
| accompanying; analogous or equivalent in character, form, or function; comparable |
convene
213
| spot or stain, as of ink on paper; blur; a weak point or failing |
| mandatory; obligatory; required by rule |
| lead into perplexity or confusion; perplex with mazes |
| cause to come together formally |
converge
214
| combine; mix; make less pure; lessen or moderate |
| approach; tend to meet; come together |
| change for the better; improve; remove faults or errors |
| arranged in order of time of occurrence |
converse
215
| chat; talk informally; engage in a spoken exchange of thoughts |
| prevent; turn or cause to turn off or away |
| associate; cause a group to become part of or form a close relationship with another |
| unpopulated; providing no shelter or sustenance; devoid of inhabitants |
conversely
216
| distinguish; be characteristic of; be a distinctive trait or mark of |
| in a converse manner; with change of order or relation; reciprocally. |
| darkened with smoke and grime; dirty or discolored |
| opposite to the northern or arctic pole; relating to the southern pole or the region near it |
correlate
217
| complete; consummate; make perfect |
| space for the ship to dock or anchor; allotted place; the place to sleep or stay; appointment or job |
| relate; associate; bring into a mutual relation |
| pollute; make dirty or spotty |
correspond
218
| throw out something from one's hand; get rid of |
| readiness to yield; happy friendly agreement |
| excite; stimulate; awaken from or as if from sleep |
| be compatible, similar or consistent; exchange messages |
correspondence
219
| similarity or analogy; communication by the exchange of letters |
| title; chapter heading; text under illustration |
| make solid; unite or press together into a compact mass; harden or make dense and firm |
| confront; state the opposite of what someone has said |
correspondent
220
| state without proof; assert to be true |
| one who communicates information, especially, by letter or telegram to newspaper or periodical |
| tunnel; hole in the ground made by an animal for shelter; moving through by or as by digging |
| space for the ship to dock or anchor; allotted place; the place to sleep or stay; appointment or job |
corresponding
221
| able to float; cheerful and optimistic |
| pile up; collect; mount up; increase |
| accompanying; analogous or equivalent in character, form, or function; comparable |
| act of working together; act of cooperating with an enemy, especially it occupying one's own country |
cosmopolitan
222
| failure to act; an option that is selected automatically |
| unpopulated; providing no shelter or sustenance; devoid of inhabitants |
| reckon; make a mathematical calculation |
| sophisticated; of worldwide scope |
cosy
223
| raze; destroy; do away with completely; put an end to |
| attack from all sides; trouble persistently; hem in |
| padded or knitted covering placed especially over a teapot to keep the tea hot; cozy |
| form, plan, or arrange in mind; transmit or give by will |
counterbalance
224
| give certain information to; assure; make certain |
| act as force or influence that balances, checks, or limits an opposite one |
| refusal to yield; readiness to contend or resist |
| a line or long thin mark made by folding or doubling |
counterpart
225
| length of a straight line passing through the center of a circle and connecting two points on the circumference |
| resulting; following as a logical conclusion |
| perceptible; heard or perceptible by the ear |
| duplicate copy; one that closely resembles another |
crater
226
| state without proof; assert to be true |
| indicate or specify; point out; assign a name or title to |
| overseer of morals; official responsible for removal of objectionable or sensitive content |
| a bowl-shaped opening at the top of a volcano |
crease
227
| a line or long thin mark made by folding or doubling |
| of the air or atmosphere; produced by or found in the air; performed in the air |
| randomly chosen; determined by chance or impulse, and not by reason or principle |
| coming or arrival, especially of something extremely important |
criterion
228
| standard of judging; any approved or established rule or test |
| anxiety; extreme emotional disturbance |
| state something as true; assert; confirm |
| a bowl-shaped opening at the top of a volcano |
crouch
229
| bend down; stoop low; lie close to the ground with the legs bent, as an animal when waiting for prey or in fear |
| a group of nations, parties, or persons united for common action |
| deceive mind or judgment of; lead from truth or into error; frustrate or disappoint |
| conflict; lack of agreement among persons, groups, or things |
culminate
230
| reach the highest or most decisive point; rise to the summit |
| the use of machines and computers that can operate without needing human control |
| graph; chart; figure or drawing made to illustrate a statement; plan |
| amid; in the middle of; among |
cultivate
231
| state of growing up from childhood to manhood or womanhood; transitional period between youth and maturity |
| weaken; make thinner or less concentrated by adding a liquid such as water |
| of analysis; resolving into elements or parts |
| improve and prepare, as by plowing or fertilizing, for raising crops; promote the growth of |
cumbersome
232
| resulting; following as a logical conclusion |
| heavy; difficult to handle because of weight or bulk |
| delay till later; put off; hold back to a later time |
| be full of; be plentiful |
cumulative
233
| increasing by successive addition |
| replace or enhance human labor with machines |
| quick and skillful; neat in action or performance |
| in opposing direction; harmful or unfavorable; acting or serving to oppose |
curriculum
234
| make impure or unclean by contact or mixture; pollute; defile |
| the subjects comprising a course of study in a school or college; course or program |
| hastily put together defensive barrier; obstacle |
| digest; convert into nourishment by the organs of nutrition |
curtail
235
| cut short or reduce; cut off end or tail, or any part |
| move through space, circuit, or system, returning to the starting point |
| a specific piece of work required to be done as a duty or for a specific fee |
| lower in spirits; press down |
custodian
236
| sophisticated; of worldwide scope |
| assessment; evaluation; the classification of someone or something with respect to its worth |
| a person authorized to act as a representative for another; deputy |
| a person who has responsibility for or looks after something; guardian |
deadlock
237
| scratch; friction; the process of rubbing away the surface of something |
| left and abandoned; negligent in performing a duty |
| standstill resulting from the opposition of two forces or factions; stalemate |
| affect with wonder; surprise; shock |
dearth
238
| scarcity; shortage of food; famine from failure or loss of crops |
| lower in spirits; press down |
| weighting authority; peremptory and dictatorial |
| ruin; lay waste; destroy; make desolate |
decompose
239
| obtain or receive from a source; trace the origin or development of |
| throw out something from one's hand; get rid of |
| decay, or to cause something to decay |
| the use of machines and computers that can operate without needing human control |
decrease
240
| inscribe or dedicate; attribute to a specified cause, source, or origin; assign as a quality |
| noticeable; prominent; easy to notice; obvious |
| in disrepair, run-down; of very poor quality or condition |
| lessen; reduce; make a quantity smaller |
decrepit
241
| weakened, worn out, or broken down by old age, illness, or hard use |
| act of working together; act of cooperating with an enemy, especially it occupying one's own country |
| frustrate as by confusing or perplexing; impede force or movement of |
| the dead body of an animal, especially one slaughtered and dressed for food |
deduce
242
| left and abandoned; negligent in performing a duty |
| standstill resulting from the opposition of two forces or factions; stalemate |
| lead forth; conclude by reasoning; trace the origin or derivation of |
| declare unavailable, as for security reasons; arrange or order by classes or categories |
deduct
243
| attach; add as supplement or appendix |
| lead forth or out; take away, separate, or remove, in numbering, estimating, or calculating; subtract |
| comply with; follow; fit; meet |
| serve as a memorial to; honor the memory of with a ceremony |
deem
244
| commit, entrust, or give in charge for care or preservation; recommend as worthy of confidence or regard |
| decide; judge; sentence; condemn |
| unclose; open; remove a cover or envelope from; lay open or expose to view |
| look at attentively and thoughtfully; observe deep in thought |
default
245
| failure to act; an option that is selected automatically |
| darkened with smoke and grime; dirty or discolored |
| one who keeps accounts; one who has charge of keeping books and accounts in an office |
| lead forth or out; take away, separate, or remove, in numbering, estimating, or calculating; subtract |
defer
246
| be next to; be contiguous to; border on |
| delay till later; put off; hold back to a later time |
| the dead body of an animal, especially one slaughtered and dressed for food |
| decay, or to cause something to decay |
defiance
247
| causing damage or harm; injurious |
| competing as for any profit or prize |
| gather into a mass, sum, or whole; amount to |
| refusal to yield; readiness to contend or resist |
defile
248
| pollute; make dirty or spotty |
| detect; perceive, recognize, or understand something that is not clear |
| affect with wonder; surprise; shock |
| scarcity; shortage of food; famine from failure or loss of crops |
deflate
249
| state of being ambiguous; doubtfulness or uncertainty |
| ordinary; having no remarkable features |
| reduce from an inflated condition; release contained air or gas from |
| amid; in the middle of; among |
deflect
250
| turn aside; draw someone's attention away from something |
| make impure or unclean by contact or mixture; pollute; defile |
| deceive mind or judgment of; lead from truth or into error; frustrate or disappoint |
| expert at; very skilled; having or showing knowledge and skill and aptitude |
defraud
251
| give, transfer, or deliver formally, as if by signing over into the possession of another |
| deprive of some right, interest, or property, by a deceitful device |
| achieve or accomplish; gain |
| decide; judge; sentence; condemn |
deft
252
| quick and skillful; neat in action or performance |
| digest; convert into nourishment by the organs of nutrition |
| dividing line; border; frontier |
| capable of burning, corroding, dissolving, or eating away by chemical action |
degrade
253
| inscribe or dedicate; attribute to a specified cause, source, or origin; assign as a quality |
| scarcity; shortage of food; famine from failure or loss of crops |
| reduce level; lower grade of something |
| write; create; make or create by putting together parts or elements |
delectable
254
| delightful; delicious; extremely pleasing to the sense of taste |
| bend down; stoop low; lie close to the ground with the legs bent, as an animal when waiting for prey or in fear |
| a group of nations, parties, or persons united for common action |
| combine; mix; make less pure; lessen or moderate |
delegate
255
| a person authorized to act as a representative for another; deputy |
| assign; distribute according to plan |
| book of literary selections by various authors |
| arranged in customary order of the letters of a language |
delirium
256
| turn away from a principle, norm; depart; diverge |
| analyze; examine; identify the cause of something |
| a mental disorder marked by confusion |
| reduce level; lower grade of something |
delude
257
| act of working together; act of cooperating with an enemy, especially it occupying one's own country |
| combine; mix; make less pure; lessen or moderate |
| lead forth or out; take away, separate, or remove, in numbering, estimating, or calculating; subtract |
| deceive mind or judgment of; lead from truth or into error; frustrate or disappoint |
deluge
258
| unit of heat equal to the amount of heat required to raise the temperature of 1 kilogram of water by 1 degree |
| the center around which something rotates; pivot |
| great flood; heavy downpour; any overflowing of water |
| bestow; present; have a conference in order to talk something over |
demolish
259
| causing damage or harm; injurious |
| raze; destroy; do away with completely; put an end to |
| decay, or to cause something to decay |
| a line or long thin mark made by folding or doubling |
denomination
260
| consume; eat greedily; destroy completely |
| class, society, or collection of individuals called by the same name; specifically, a religious sect |
| occur at the same time as; correspond |
| part; separate or disunite; disengage |
denote
261
| great or plentiful amount; fullness to overflowing |
| indicate; signify directly; refer to specifically |
| be made up or composed; be comprised or contained in |
| one who communicates information, especially, by letter or telegram to newspaper or periodical |
depict
262
| marked by speed, liveliness, and vigor; energetic; swift; keen or sharp in speech or manner |
| standstill resulting from the opposition of two forces or factions; stalemate |
| represent in a picture or sculpture; portray in words; describe |
| an instrument for determining the weight or pressure of the atmosphere |
deplete
263
| a group of nations, parties, or persons united for common action |
| able to float; cheerful and optimistic |
| decrease fullness of; use up or empty out |
| quote; adduce as an instance |
depletion
264
| make greater, as in size, extent, or quantity |
| perceptible; heard or perceptible by the ear |
| hastily put together defensive barrier; obstacle |
| act of emptying, reducing, or exhausting |
deplore
265
| sophisticated; of worldwide scope |
| feel or express strong disapproval of; condemn; express sorrow or grief over; regret |
| capable of igniting and burning; easily aroused or excited |
| being the first of its kind in a region; primitive; native |
depress
266
| silvery, moderately hard metallic element |
| an instrument for determining the weight or pressure of the atmosphere |
| lower in spirits; press down |
| scratch; friction; the process of rubbing away the surface of something |
derelict
267
| marked by speed, liveliness, and vigor; energetic; swift; keen or sharp in speech or manner |
| find out for certain; discover with certainty; make sure of |
| left and abandoned; negligent in performing a duty |
| prevent; turn or cause to turn off or away |
derive
268
| helpful; tending to promote physical well-being |
| obtain or receive from a source; trace the origin or development of |
| ambition; something that you hope to achieve |
| chat; talk informally; engage in a spoken exchange of thoughts |
descend
269
| move downward and lower; come from; be connected by a relationship of blood |
| loud, confused, harsh noise; loud, continuous, rattling, or clanging sound |
| similarity or analogy; communication by the exchange of letters |
| opposite to the northern or arctic pole; relating to the southern pole or the region near it |
designate
270
| the center around which something rotates; pivot |
| duplicate copy; one that closely resembles another |
| indicate or specify; point out; assign a name or title to |
| detect; perceive, recognize, or understand something that is not clear |
desolate
271
| helpful; tending to promote physical well-being |
| unpopulated; providing no shelter or sustenance; devoid of inhabitants |
| keep from; stop; prevent or discourage from acting |
| the event that brings terrible loss, lasting distress, or severe affliction; disaster; misery |
destine
272
| intend or choose someone or something for a particular purpose or end |
| give, transfer, or deliver formally, as if by signing over into the possession of another |
| analyze; examine; identify the cause of something |
| in the middle of; among; surrounded by |
detach
273
| prevent; turn or cause to turn off or away |
| part; separate or disunite; disengage |
| preservation or restoration from loss, damage, or neglect |
| defensive covering, as of metal, wood, or leather, worn to protect the body against weapons |
detain
274
| art or science of flying; flight; aeronautics |
| show off oneself; speak of with excessive pride |
| keep back or from; withhold; restrain from proceeding; stay or stop; delay |
| unclear or doubtful in meaning |
deter
275
| keep from; stop; prevent or discourage from acting |
| associate; cause a group to become part of or form a close relationship with another |
| varied; consisting of various types mixed together |
| active resistance; condition of being an opposing principle, force, or factor |
detriment
276
| simultaneous; coincident; occurring or operating at the same time |
| case with shelves for holding books, especially one with glazed doors |
| harm; damage; injury; something that causes damage, harm, or loss |
| over-regulated administrative system |
detrimental
277
| give certain information to; assure; make certain |
| increasing by successive addition |
| parcel out in parts or portions; distribute to each individual concerned; assign as a share or lot |
| causing damage or harm; injurious |
devastate
278
| vocabulary that is for a specific group of people |
| the subjects comprising a course of study in a school or college; course or program |
| assiduous; industrious; hard-working |
| ruin; lay waste; destroy; make desolate |
deviate
279
| noticeable; prominent; easy to notice; obvious |
| planned or accomplished together; combined |
| turn away from a principle, norm; depart; diverge |
| resulting; following as a logical conclusion |
devise
280
| of analysis; resolving into elements or parts |
| expert at; very skilled; having or showing knowledge and skill and aptitude |
| relating to a 100-year period; occurring once every 100 years |
| form, plan, or arrange in mind; transmit or give by will |
devour
281
| rough; harsh; of low, common, or inferior quality |
| book of literary selections by various authors |
| consume; eat greedily; destroy completely |
| decay, or to cause something to decay |
diagnose
282
| make wider or larger; cause to expand; enlarge; widen |
| analyze; examine; identify the cause of something |
| adjoining; neighboring; close to; lying near |
| demanding great effort or labor; difficult |
diagram
283
| graph; chart; figure or drawing made to illustrate a statement; plan |
| preservation or restoration from loss, damage, or neglect |
| expression of sympathy with another in sorrow or grief. |
| no longer current or applicable; antiquated |
dialect
284
| made up of distinct parts or elements; compounded |
| lessen; reduce; make a quantity smaller |
| perceptible; heard or perceptible by the ear |
| vocabulary that is for a specific group of people |
diameter
285
| length of a straight line passing through the center of a circle and connecting two points on the circumference |
| a series of connected spirals or concentric rings formed by gathering or winding; spiral pipe or series of spiral pipes |
| living quarters provided for public convenience; something that meets a need; convenience |
| harm; damage; injury; something that causes damage, harm, or loss |
differentiate
286
| displaying or by strong enthusiasm or devotion; passionate |
| component or part; citizen, voter |
| one who accuses; one who brings a charge of crime or fault |
| set apart; distinguish; perceive or show the difference in or between |
diffuse
287
| reduce from an inflated condition; release contained air or gas from |
| state without proof; assert to be true |
| spread out widely; scatter freely; pour out and cause to spread freely |
| greenhouse; school of music or dramatic art |
dilapidated
288
| deprive of some right, interest, or property, by a deceitful device |
| diligent; responsible; reliable |
| in disrepair, run-down; of very poor quality or condition |
| weakened, worn out, or broken down by old age, illness, or hard use |
dilate
289
| make wider or larger; cause to expand; enlarge; widen |
| reduce from an inflated condition; release contained air or gas from |
| noticeable; prominent; easy to notice; obvious |
| make impure or unclean by contact or mixture; pollute; defile |
diligent
290
| fastening device; firm grip |
| arranged in customary order of the letters of a language |
| assiduous; industrious; hard-working |
| one who communicates information, especially, by letter or telegram to newspaper or periodical |
dilute
291
| sophisticated; of worldwide scope |
| an agent which brings about chemical change while it remains unaffected and unchanged |
| stall where books are sold, as on the street; table with enclosed sides, for displaying books for sale |
| weaken; make thinner or less concentrated by adding a liquid such as water |
diminish
292
| move up or climb something; mount |
| dwindle; reduce; make smaller or less or to cause to appear so |
| throw out something from one's hand; get rid of |
| gather into a mass, sum, or whole; amount to |
din
293
| cancel; put an end to; destroy completely |
| demanding great effort or labor; difficult |
| vocabulary that is for a specific group of people |
| loud, confused, harsh noise; loud, continuous, rattling, or clanging sound |
dingy
294
| give certain information to; assure; make certain |
| chat; talk informally; engage in a spoken exchange of thoughts |
| darkened with smoke and grime; dirty or discolored |
| act of gathering or heaping together or forming a mass |
diplomat
295
| one who is in charge to deal with others, like an ambassador, who is appointed to represent a government |
| dividing line; border; frontier |
| act as force or influence that balances, checks, or limits an opposite one |
| one who keeps accounts; one who has charge of keeping books and accounts in an office |
disarray
296
| throw into disorder; break the array of. |
| dividing line; border; frontier |
| stall where books are sold, as on the street; table with enclosed sides, for displaying books for sale |
| move downward and lower; come from; be connected by a relationship of blood |
discard
297
| throw out something from one's hand; get rid of |
| in disrepair, run-down; of very poor quality or condition |
| in the direction that the hands of a clock move |
| graze; skim or glance at casually |
discern
298
| elegant or tasteful; of or concerning the appreciation of beauty or good taste |
| detect; perceive, recognize, or understand something that is not clear |
| a series of connected spirals or concentric rings formed by gathering or winding; spiral pipe or series of spiral pipes |
| an instrument for determining the weight or pressure of the atmosphere |
disclose
299
| move faster; cause to develop or progress more quickly; occur sooner than expected |
| amid; in the middle of; among |
| unclose; open; remove a cover or envelope from; lay open or expose to view |
| inscribe or dedicate; attribute to a specified cause, source, or origin; assign as a quality |
discord
300
| conflict; lack of agreement among persons, groups, or things |
| no longer current or applicable; antiquated |
| opposite to the northern or arctic pole; relating to the southern pole or the region near it |
| make wider or larger; cause to expand; enlarge; widen |