immaculate pure, faultless
imminent likely to come or happen soon
impaired damaged, weakened
impending imminent, being about to happen, expected
imperative urgent, essential
imperiousness haughty, arrogant, commanding
impetuous moving quickly, impulsive without care
impiety lack of reverence or dutifulness
implausibility incredibility
implicate show that smb has a share
implicit implied though not plainly expressed
imply make a suggestion
impromptu without preparation
impudence being rash, indisreet
impugned challenged, to be doubted
inasmuch since, because
inchoate just begun, half-form state
incise engrave, make a cut in
incite stir up, rouse
inclined directing the mind in a certain direction
incoherently not consistently, unclearly
incongruous out of place, not in harmony or agreement
incorrigibility cannot be cured or corrected
incumbents official duties
incursion sudden attack
indelible that cannot be rubbed out
indigence poverty
indigenous native
indistinct not easily heard, seen, clearly marked
inept unskillful; said or done at the wrong time
infertile not fertile, barren
infertility being not fertile
infuse put, pour, fill
inhibit hinder, restrain
innocuous causing no harm
insipid without taste or flavour
insularity being narrow-minded
intersperse place here and there
intransigent uncompromising
introspection examining one's own thoughts and feelings
invective abusive language, curses
inveigle trick by using flattery, deception
inveterate deep-rooted. long-established
irate angry
ire anger
irksome tiresome
irrelevant not relevant, not connected
irrevocable final and unalterable
itinerary plan for a journey, details or records of a route
GRE考试形式：中国大陆地区、香港、澳门、韩国目前执行分开考试的形式。由机考（分析性写作）和笔试（语文、数学）组成。感谢您阅读《GRE常考600单词（9） 》一文，出国留学网(liuxue86.com)编辑部希望本文能帮助到您。
