出国留学网GRE频道在此与大家分享GRE必背词汇精选，帮助各位考生有效扩充自己的GRE词汇量。很多同学表示GRE词汇里面有一些经常出现而且看起来十分相似的词汇，很容易混淆，所以小编为大家将这些GRE形似词汇都整理了出来，下面就是这些GRE高频形似词汇，共137组。
1. impudent / imprudent
impudent: very rude
imprudent: not wise or sensible: not prudent
2. insolent / indolent / redolent
insolent: rude or impolite
indolent: not liking to work or be active
redolent: causing thoughts or memories of something
3. witty / witting
witty: funny and clever
witting: cognizance / news
4. discernible / discerning
discernible: able to be identified as separate and distinct
discerning: able to see and understand people, things, or situations clearly
and intelligently
5. exhaustive / exhausted
exhaustive: including all possibilities: very thorough
exhausted: be tired out or worn out
6. aver / avert / averse / avow / advent /advert
aver: to say something in a very strong and definite way
avert: to prevent (something bad) from happening
averse: having an active feeling of repugnance or distaste
avow: to declare or state (something) in an open and public way
advent: second coming
advert: announcement; notification
7. feckless / reckless
feckless: w...