GRE Words Starting With I

55 words found

iconoclast

noun

A person who attacks or criticizes cherished beliefs or institutions

idealistic

adjective

Characterized by idealism; unrealistically aiming for perfection

idiosyncrasy

noun

A peculiar habit, mannerism, or characteristic that is distinctive to an individual or group

illicit

adjective

Forbidden by law, rules, or custom; illegal

illusion

noun

A false idea or belief; a deceptive appearance

imminent

adjective

About to happen; impending

immutable

adjective

Unchanging over time or unable to be changed

impartial

adjective

Treating all rivals or disputants equally; fair and just

imperious

adjective

Assuming power or authority without justification; domineering

impetuous

adjective

Acting or done quickly and without thought or care

impetus

noun

The force or energy with which a body moves; a driving force

implicit

adjective

Suggested though not directly expressed; understood but not stated

inadvertent

adjective

Not resulting from or achieved through deliberate planning

inarticulate

adjective

Unable to speak distinctly or express oneself clearly

inchoate

adjective

Just begun; not fully formed or developed

incipient

adjective

In an initial stage; beginning to happen or develop

incoherent

adjective

Expressed in an incomprehensible or confusing way; unclear

incompetent

adjective

Not having or showing the necessary skills to do something successfully

incredulous

adjective

Unwilling or unable to believe something

inculpate

verb

To accuse or incriminate someone; to show or suggest that someone is guilty of wrongdoing

indefatigable

adjective

Persisting tirelessly; unable to be fatigued

indelible

adjective

Making marks that cannot be removed; unforgettable

indeterminate

adjective

Not exactly known, established, or defined; vague

indifferent

adjective

Having no particular interest or sympathy; mediocre

indignation

noun

Anger or annoyance provoked by what is perceived as unfair treatment

indisputable

adjective

Unable to be challenged or denied; unquestionable

indolent

adjective

Wanting to avoid activity or exertion; lazy

industrious

adjective

Diligent and hard-working

inept

adjective

Having or showing no skill; clumsy

ingenious

adjective

Clever, original, and inventive

ingenuous

adjective

Innocent and unsuspecting; candid and sincere

ingratiating

adjective

Intended to gain approval or favor; sycophantic

inherent

adjective

Existing in something as a permanent, essential, or characteristic attribute

inimical

adjective

Tending to obstruct or harm; unfriendly; hostile

injudicious

adjective

Showing very poor judgment; unwise

injurious

adjective

Causing or likely to cause damage or harm

innate

adjective

Inborn; natural; existing from birth

innocuous

adjective

Harmless and unlikely to cause offense or injury

innovative

adjective

Featuring new methods; advanced and original

insidious

adjective

Proceeding in a gradual, subtle way with harmful effects

insipid

adjective

Lacking flavor, zest, or interest; dull and unengaging

insufficient

adjective

Not enough; inadequate

insure

verb

To arrange for compensation in case of damage or loss; to make certain

intangible

adjective

Unable to be touched or grasped; not having physical presence

integrated

adjective

With various parts or aspects linked or coordinated

intermittent

adjective

Occurring at irregular intervals; not continuous or steady

intransigent

adjective

Unwilling or refusing to change one's views or agree; uncompromising

intrinsic

adjective

Belonging naturally; essential; inherent

inundate

verb

To overwhelm with things or people to be dealt with

inundation

noun

An overwhelming abundance; a flood

invective

noun

Insulting, abusive, or highly critical language

invigorate

verb

To give strength or energy to

involved

adjective

Complicated or difficult to understand; intricate

irrefutable

adjective

Impossible to deny or disprove

itinerant

adjective

Traveling from place to place

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