U
Ubiquity. Omnipresence; universal presence, all-pervasiveness.
Ant. Localization, limitation.
Ugly. Loathsome, unsightly, repulsive; ill-natured, quarrelsome; unpleasant; plain, ordinary, homely, hideous, frightful; cross, vicious.
Ant. Attractive, handsome, fair, pleasant, agreeable, beautiful, shapely, comely; lovely, kindly, good-natured, gentle.
Ultimate. Final, last, conclusive, farthest, extreme, most remote; elemental.
Ant. Initial, nearest, beginning, primary.
Un-. A prefix meaning not or without, or simply intensive, which is prefixed to nouns, adjectives, adverbs, and the participles of verbs. Words whose meaning is simply that of the root word with negative or intensive emphasis are omitted here, and their synonyms and antonyms may be formed from those of the root word.
Unction. Anointing, ointment; power, fervor, animation, fervency, ardor, enthusiasm, energy, spirit, emotion.
Ant. Tameness, perfunctoriness, coldness, lifelessness.
Unctuous. Fatty, oily, greasy; bland, suave, tender, fervid; obsequious, fawning, servile, sycophantic.
Ant. Blunt, brush, abrupt; cynical, sarcastic; harsh, unmannerly, uncomplimentary.
Under-. A prefix meaning beneath or below. Words whose meaning is simply that of the root word with the meaning of the prefix added are omitted in this place, and their synonyms and antonyms may be formed in many cases from those of the root word.
Under, prep. Below, beneath, underneath.
Ant. Above, upon, over.
Understand. Know, comprehend; learn, be informed, hear; recognize, interpret; imply, assume; apprehend, discern, see, perceive, conceive, penetrate.
Ant. Misunderstand, miscomprehend, misinterpret; declare, state; express, inform.
Understanding. Sense, intelligence, conception, perception, discernment, knowledge, intuition, cognition, reason; interpretation; mind, brains.
Ant. Insensibility, stupidity, dulness, obtuseness, senselessness, slowness, irrationality, sluggishness, ignorance, unintelligence.
Undertake. Engage, enter, set about, attempt; covenant, contract; guarantee, promise, affirm; project, commence; stipulate.
Ant. Abandon, drop, desist, discontinue, decline; complete, finish, end, terminate.
Undertaking. Enterprise, engagement, attempt, adventure, business, effort, endeavor; experiment, venture, interest, affair, matter, concern.
Ant. Leisure, inactivity; recreation.
Undulation. Waving motion; vibration; wavy outline; pulsation; oscillation, swelling; wave, ripple.
Ant. Equilibrium; arrestation, standing; plain, tableland.
Uniform. Unchanging, equable, consistent, homogeneous; consonant; regular, constant, invariable, steady; similar, unvaried, alike.
Ant. Heterogeneous, variable, varying, diverse; irregular, inconsistent, erratic, eccentric, unsymmetrical.
Union. Unity, connection, concord, combination, confederacy, alliance; coalition, conjunction; harmony, concert, agreement; league, confederation, consolidation; oneness, juncture, unification.
Ant. Disconnection, separation, disjunction, disunion, divorce, severance, analysis, dissociation, contrariety, decomposition, division, schism, partition, discord, disagreement, secession, disruption; multiplication, diversification.
Unique. Sole, only, unmatched, unequalled, unparalleled, singular, peculiar, exceptional, rare.
Ant. Common, universal, everyday, commonplace, ordinary, familiar, vulgar, mean.
Unison. Harmony, agreement, concord, union, accordance.
Ant. Discord, variance, disagreement, divergence.
Unit. Oneness, unity; one; integral; item, individual.
Ant. Sum, mass, total, aggregate, whole, collection.
Unite. Add, join, attach, annex; combine, connect; agree, harmonize, associate, coalesce; incorporate, consolidate, amalgamate, blend, embody, merge, concur, coöperate, league, confederate.
Ant. Disjoin, sever, separate, divide, resolve, disconnect; disintegrate, dissociate, sunder, diverge; multiply, split, disrupt.
Unity. Oneness, concord, conjunction, agreement, junction, uniformity, harmony, union; singleness, unanimity.
Ant. Separation, disunion, disconnection, division, disagreement, divorce.
Universal. General, unlimited, all-reaching; total, whole, entire; catholic, common; comprehensive, exhaustive, complete.
Ant. Specific, special, individual, particular, limited, local, partial, exclusive, exceptional.
Up-. A prefix giving the idea of elevation or an intensive value. Words whose meaning is derived quite simply from that of the root plus that of the prefix are omitted here. Their synonyms and antonyms may be readily formed from those of the root word.
Upbraid. Reproach, censure, blame, condemn; taunt, chide, reprove.
Ant. Approve, commend, praise, eulogize, compliment, applaud.
Upon. On; about, concerning; with, immediately after, forthwith.
Ant. Under, beneath, below; before, after, without.
Upper. Higher, superior, on top.
Ant. Lower, inferior, below, beneath.
Upright. Erect, perpendicular, vertical; honest, just, honorable, conscientious, virtuous, good, faithful, true, trustworthy.
Ant. Inclined, slanted; inverted; unprincipled, dishonest, unscrupulous, corrupt, unconscientious.
Uproar. Tumult, disturbance, confusion, bustle, clamor, commotion, turmoil, racket, noise, din.
Ant. Peace, calm, quiet, silence, order, tranquillity.
Urbane. Courteous, polite, refined, suave, elegant; civil, polished.
Ant. Discourteous, uncivil, unrefined, impolite, rude, boorish.
Urge. Animate, instigate, stimulate, encourage, arouse; impel, press, drive; beseech, entreat, importune; goad, spur, incite; hasten, accelerate, expedite.
Ant. Hold back, hinder, obstruct, prevent, retard, inhibit, restrain; defy, challenge, dare; oppose, object.
Urgent. Urging, pressing, importunate, immediate, important, imperative, grave, momentous, serious, cogent, solicitous, critical, emergency, necessitous.
Ant. Trivial, insignificant, unimportant, immaterial, inconsiderable.
Usage. Custom, wont, habit, use; mode, method, manners, behavior; practice, procedure; fashion.
Use. Employment, application, occasion, necessity, usefulness, utility; practice, usage, custom, manner, habit; service, advantage; profit, avail, need; benefit.
Ant. Uselessness, misapplication, superfluousness, worthlessness, disuse, non-observance, desuetude.
Useful. Advantageous, profitable, serviceable, beneficial; fruitful, effectual, suitable, effective, adapted, helpful, good, convenient, valuable, available.
Ant. Useless, profitless, unprofitable, valueless, unserviceable, fruitless, inconducive, ineffectual, unavailing, retarding, hindering, preventive, obstructive, cumbersome, burdensome, unusable.
Usual. Familiar, frequent, ordinary, regular, wonted, prevalent, accustomed, common, customary, everyday, general, normal, habitual, prevailing, public.
Ant. Exceptional, infrequent, extraordinary, strange, uncommon, unparalleled, unusual, out-of-the-way, singular, rare.
Usurp. Arrogate, assume, appropriate, seize.
Ant. Inherit, accept, receive.
Utility. Profit, expediency, use, usefulness, avail, benefit, advantage, service, usableness.
Ant. Futility, inutility, inadequacy, inexpediency, uselessness, folly, impolicy, disadvantage, worthlessness, unprofitableness.
Utmost. Farthest, extreme, remotest, last, most distant; uttermost; greatest.
Ant. Nearest, next; least.
Utter, v. Issue, deliver, liberate, discharge; circulate, pass; express, publish, disclose, speak, pronounce; promulgate.
Ant. Suppress, recall, check, stifle, hush, repress; retract, disavow.
Utter, a. Complete, perfect, total, entire, absolute; peremptory, unconditional, unqualified; thorough.
Ant. Imperfect, incomplete; conditioned, qualified; partial.
Utterly. Fully, totally, thoroughly.
Ant. Partially, imperfectly, specifically.