Free Online Vocabulary Test
K12, SAT, GRE, IELTS, TOEFL
Quick Access Resources:
Print PDF Quiz/Test Online Study
 4000 Duolingo (N O) - Spelling Practices
Word List   Previous   Next    
Read [Esc] (1)
v. phủ nhận cancel out; make ineffective or invalid; deny


Spelling Word: negate
Read [Esc] (2)
n. notch [___] an elementary particle with 0 charges and mass about equal to a proton


Spelling Word: neutron
Read [Esc] (3)
n. [___] an alkaloid poison that occurs in tobacco


Spelling Word: nicotine
Read [Esc] (4)
n. đua ngựa one who refuses to conform to established standards of conduct; not conforming to some norm; unconventional


Spelling Word: nonconformist
Read [Esc] (5)
n. nghĩa vụ act of binding oneself by a social, legal, or moral tie; written promise to repay a debt


Spelling Word: obligation
Read [Esc] (6)
n. khiêu dâm offensive to accepted standards of decency or modesty; repulsive; disgusting


Spelling Word: obscene
Read [Esc] (7)
n. nghề nghiệp act of occupying or taking possession; control of a country by military forces of a foreign power


Spelling Word: occupation
Read [Esc] (8)
n. xảy ra an event that happens


Spelling Word: occurrence
Read [Esc] (9)
ad. kỳ quặc curiously; bizarrely; unusually


Spelling Word: oddly
Read [Esc] (10)
n. quỹ đạo path; circle; move in an orbit; encircle


Spelling Word: orbit