Difficult IELTS Words - Group 8

[Esc] (1)
n. conscious understanding of something; vision ability

[Esc] (2)
n. publication that appears at fixed intervals

[Esc] (3)
n. sliding piece which either is moved by, or moves against; mechanical device that has a plunging or thrusting motion

[Esc] (4)
n. A solemn binding promise to do, give, or refrain from doing something: signed a pledge never to reveal the secret

[Esc] (5)
a. expedient; artful, crafty or cunning; using, displaying, or proceeding from policy

[Esc] (6)
v. fertilize by transferring pollen

[Esc] (7)
n. person or organization that causes pollution of the environment; someone who makes unfit for or harmful to living things

[Esc] (8)
a. slow and laborious because of weight; labored and dull

[Esc] (9)
n. student who continues studies after graduation

[Esc] (10)
a. uncertain; risky; dangerously lacking in security or stability