Vocabulary Words Starting With U

31 GRE, SAT, IELTS, and TOEFL vocabulary words beginning with U.

Ubiquitous medium
adjective

Present, appearing, or found everywhere.

Ulterior medium
adjective

Existing beyond what is openly admitted or stated, especially a hidden motive.

Umbrage medium
noun

A feeling of offense or resentment, usually at something perceived as an insult.

Unanimous medium
adjective

Agreed on by absolutely everyone involved, with no one dissenting.

Unbridled medium
adjective

Not held back or controlled; expressed with total freedom, often referring to strong emotion.

Uncanny medium
adjective

Strange or mysterious in a way that is hard to explain, often causing slight unease.

Uncouth medium
adjective

Uncouth behavior is crude and unpolished, showing a clear lack of proper social training.

Unctuous hard
adjective

Excessively smooth, flattering, and insincere in a way that feels oily or slick.

Undergo easy
verb

To experience or go through something, especially a difficult or important process.

Underlying easy
adjective

Forming the hidden basis or true cause of something, even if it isn't immediately obvious.

Undermine easy
verb

To gradually weaken or damage something, often secretly or indirectly.

Undertake easy
verb

To commit to and begin a task, especially one that requires significant effort.

Undulate medium
verb

To move with a smooth, wave-like rising and falling motion.

Unequivocal medium
adjective

Completely clear and leaving no room for doubt or more than one interpretation.

Unfettered medium
adjective

Something unfettered operates with complete freedom, unbound by any rule, chain, or limitation.

Unfounded medium
adjective

Not based on facts or evidence; having no solid reason behind it.

Unorthodox medium
adjective

Different from what is usual or traditionally accepted.

Unprecedented medium
adjective

Never having happened or existed before, with no earlier example for comparison.

Unravel medium
verb

To investigate or undo something complicated until it becomes clear, or to fall apart.

Unruly easy
adjective

Difficult to control or discipline; disorderly and resistant to rules.

Unscrupulous medium
adjective

Lacking moral principles and willing to act dishonestly for personal gain.

Untenable medium
adjective

Not able to be defended, maintained, or justified against criticism.

Unwarranted medium
adjective

Not justified or deserved; done without a good enough reason.

Unwitting easy
adjective

An unwitting participant plays a role in something without realizing it or intending to.

Upbraid medium
verb

To criticize or scold someone sharply for something they did wrong.

Upheaval hard
noun

A sudden, dramatic change or disruption that affects a whole system or society.

Uphold easy
verb

To support or maintain a law, decision, or principle, keeping it in force.

Urbane medium
adjective

An urbane person carries themselves with graceful confidence and charm, especially in refined social settings.

Usurp medium
verb

To seize power, a position, or a right without legal authority or permission.

Usury hard
noun

Usury is the act of charging excessive interest on a loan, exploiting the borrower's need for money.

Utmost easy
adjective

The greatest or highest possible degree of something.