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GRE vocabulary

GRE words starting with U

56 GRE-level words that begin with U, each with its part of speech, a plain-English definition, and an example sentence. Tap any word for synonyms, antonyms, and more.

ubiquitousadjective

seeming to be present everywhere at the same time

ululateverb

to howl or wail loudly, especially in grief or celebration

umbragenoun

offense or annoyance taken at a perceived slight

unalloyedadjective

complete and unqualified, without anything to diminish it

unanimitynoun

complete agreement among everyone involved

unassailableadjective

impossible to attack, question, or refute

unassailedadjective

not subjected to attack or challenge

unassumingadjective

modest and not seeking to draw attention to oneself

uncannyadjective

strange or mysterious in an unsettling way

unconscionableadjective

morally unacceptable or grossly unfair

uncouthadjective

lacking good manners, refinement, or grace

unctuousadjective

excessively flattering or earnest in a way that feels insincere

undermineverb

to weaken gradually or secretly

underscoreverb

to emphasize or give added weight to

underwriteverb

to support or finance an undertaking, accepting the risk

undulateverb

to move with a smooth wavelike motion

unearthverb

to find or discover something hidden or buried by investigation

unequivocaladjective

leaving no doubt; entirely clear and direct

unfathomableadjective

impossible to understand or measure fully

unfeignedadjective

genuine and not pretended

unfetteredadjective

free from restrictions or controls

unflaggingadjective

tireless and persistent, never weakening or slackening

unflappableadjective

remaining calm and composed under pressure

unfoundedadjective

having no basis in fact or reason

ungainlyadjective

awkward or clumsy in movement or form

uniformadjective

consistent and unvarying throughout

unilateraladjective

undertaken or decided by one side alone

unimpeachableadjective

beyond doubt or reproach; entirely trustworthy

unkemptadjective

untidy or not properly maintained

unprecedentedadjective

never having happened or existed before

unremittingadjective

never relaxing or stopping; persistent

unsavoryadjective

morally objectionable or distasteful

unscrupulousadjective

lacking moral principles; dishonest

unseemlyadjective

not in keeping with accepted standards of taste or propriety

unsparingadjective

mercilessly severe or harsh, or very generous and not holding back

unstintingadjective

given generously and without restraint

untemperedadjective

not moderated, restrained, or toughened by experience or treatment

untenableadjective

impossible to defend or maintain

untowardadjective

unexpected and inconvenient or unwelcome

untrammeledadjective

not limited or restricted; entirely free

untrumpetedadjective

not publicized or celebrated; unannounced

unvarnishedadjective

plain and direct, presented without embellishment or disguise

unwarrantedadjective

not justified or authorized

unwieldyadjective

difficult to handle or manage because of size or complexity

unwittingadjective

not aware of the full facts; unintentional

unwontedadjective

not usual or customary; out of the ordinary

upbraidverb

to scold or criticize severely

upendverb

to overturn or disrupt completely

upshotnoun

the final result or conclusion of something

urbaneadjective

polished, sophisticated, and refined in manner

ursineadjective

of or resembling a bear

usurpverb

to seize power or position wrongfully or by force

usurynoun

the practice of lending money at unreasonably high interest

utilitarianadjective

designed for practical use rather than beauty

utopianadjective

idealistic and impractically perfect

uxoriousadjective

excessively fond of or submissive to one's wife

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