unsalable, a. invendible, unmarketable.
unsatisfactory, a. disappointing, insufficient.
unsatisfiable, a. insatiable, insatiate.
unsavory, a. offensive, rank, unpleasant; insipid, savorless, mawkish, unpalatable, vapid.
unsay, v. recall, retract, recant.
unsaying, n. recantation, retraction.
unscrupulous, a. unprincipled, unconscientious, dishonest, dishonorable, knavish.
unsearchable, a. inscrutable.
unseasonable, a. inopportune, ill-timed, untimely, premature.
unseasonably, adv. malapropos, untimely.
unseemly, a. unbecoming, improper, indecorous.
unseen, a. invisible, unperceived, secret, unnoticed, unobserved, clandestine, surreptitious, furtive, concealed, underhand.
unselfish, a. magnanimous, disinterested, altruistic, charitable.
unselfishness, n. magnanimity, altruism, beneficence, liberality.
unsentimental, a. matter-of-fact, prosaic, pragmatical, practical.
unserviceableness, n. inutility.
unsettle, v. disorder, derange, upset, unhinge, disconcert.
unsettled, a. undetermined, dubious, unadjusted, controvertible, disputable; irresolute, fickle, changeable; roily, feculent, turbid.
unshapely, a. misshapen, deformed.
unsheltered, a. exposed, unprotected.
unshod, a. discalced, barefooted, discalceated.
unshrinking, a. unflinching, determined, resolute.
unsightly, a. offensive, repulsive.
unskilled, a. unpracticed, unskillful, empirical.
unskillful, a. maladroit, inexpert, unskilled, clumsy.
unsociable, a.morose, uncompanionable, inaffable, ungenial, taciturn.
unsolvable, a. insoluble, inexplicable.
unsophisticated, a. unadulterated; innocent, guileless, gullible, ingenuous.
unsound, a. defective, impaired; sophistical, fallacious, illogical, untenable.
unsparing, a. liberal, ungrudging, profuse; severe, unmerciful.
unspeakable, a. ineffable, unutterable, inexpressible.
unstable, a. insecure, unsteady, irresolute, inconstant, erratic.
unsteadfast, a. unstable, inconstant, wavering, irresolute.
unsteady, a. inconstant, precarious, wavering, variable, vacillating, wabbly.
unstinted, a. plentiful.
unstudied, a. extemporaneous, extempore, impromptu, offhand.
unsubmissive, a. insubordinate, refractory.
unsuccessful, a. unfortunate, unlucky, unprosperous; abortive, fruitless, unavailing, bootless, ineffectual, futile.
unsuitable, a. inappropriate, incongruous, incompatible.
unsupplied, a. destitute.
unsurmountable, a. insuperable.
unsurpassed, a. peerless, transcendent, superior, unrivaled, matchless.
unsusceptible, a. unimpressionable, unfeeling.
unsuspecting, a. unsuspicious, gullible, credulous, indubious, unsophisticated.
unsustainable, a. untenable, controvertible.
untangle, v. unravel, disentangle.
untaxed, a. scot-free, exempt.
unteachable, a. indocile, intractable.
unthankful, a. ungrateful.
unthankfulness, n. ingratitude.
untidy, a. disorderly, slatternly, littered.
untillable, a. inarable.
unfilled, a. fallow.
untimely, a. premature, unseasonable, inopportune, ill-timed, malapropos.
untiring, a. indefatigable, unceasing, tireless, unremitting, unwearied.
untrodden, a. trackless, pathless.
untrue, a. inveracious, mendacious, false, untruthful, unfaithful.
untruth, n. falsehood, fiction, fabrication, lie.
untruthful, a. inveracious, mendacious, lying.
untruthfulness, n. mendacity, inveracity, falsehood.
untwist, v. unravel, disentangle, feaze.
unused, a. unaccustomed, unfamiliar.
unusual, a. uncommon, curious, rare, odd, unique, extraordinary, anomalous, irregular.
unutterable, a. unspeakable, ineffable.
unvarying, a. invariable, monotonous, uniform.
unveil, v. expose, uncover, reveal, disclose.
unviolated, a. inviolate, inviolated, inviolable.
unwarrantable, a. unjustifiable, indefensible.
unwavering, a. steadfast, resolute.
unwearied, a. indefatigable.
unweighable, a. imponderable.
unwholesome, a. baneful, insalubrious. See unhealthy.
unwieldy, a. ponderous, cumbersome, clumsy.
unwilling, a. reluctant, indisposed, loath, disinclined, averse.
unwind, v. disentangle, unravel.
unwise, a. imprudent, injudicious, inexpedient, indiscreet.
unwittingly, adv. unknowingly, undesignedly, inadvertently.
unworthy, a. unmeritorious, undeserving, despicable, contemptible.
unwritten, a. traditional.
unyielding, a. inflexible, stiff, unbending, incompliant, indomitable, insubmissive, tenacious, unimpressible, impliable, obdurate, intractable, game, resolute.
upbraid, v. reproach, scold, chide, rate, reprove, reprimand, twit.
upbraiding, n. scolding, reproach, reprimand, censure, reprehension.
up grade. ascent, acclivity.
uphill, a. ascending, acclivous, rising.
uphold, v. support, sustain, vindicate, defend.
upkeep, n. maintenance.
upper, n. vamp (of a shoe).
upper-hand, n. advantage, mastery, dominion, control.
upper ten. (Colloq.) aristocracy, élite, bon ton.
uppish, a. (Colloq.) proud, arrogant, assuming.
upright, a. erect, perpendicular, vertical; honorable, honest.
uprightness, n. perpendicularity, verticality, erectness; honesty, integrity.
uproar, n. turmoil, fracas, clamor, tumult, commotion, din, hubbub.
uproarious, a. (Colloq.) clamorous, obstreperous, boisterous, noisy, turbulent.
uproot, v. eradicate, extirpate.
uprooting, n. eradication, extirpation.
upset, v. overturn, overset, capsize, invert, overthrow; disconcert, discompose, perturb, agitate, unnerve, excite.
upshot, n. event, result, issue, outcome, consequence.
upside down. inverted; disordered, topsy-turvy.
upstart, n. parvenu, snob, mushroom.
up to snuff. (Slang) knowing, acute, sharp.
upward, a. ascending, acclivous (sloping upward).
urge, v. egg, importune, exhort; impel, force; incite, instigate, goad.
urgency, n. insistence, pressure; importunity; exigency, stress, necessity; incitement.
urgent, a. pressing, imperative, insistent, exigent, importunate, pertinacious, imperious.
urine, n. piss, emiction; stale (urine of horses and cattle). Associated words: uronology, urinal, urinate, urination, micturition, urethra, uric, uretic, uriniferous, enuresis, anuresis, diabetis, strangury, urolith, lateritious sediment, uroscopy, urinary, urea, diuretic.
usage, n. treatment; custom, practice, use.
use, n. employment, application, service, utilization, exploitation; necessity, need; utility, avail, advantage, usefulness, service; custom, usage, practice. Antonyms: disuse, obsolescence, desuetude, inutility. Associated words: obsolescent, obsolete, obsoletism, utilitarian, utilitarianism, utilizable, chrestomathic.
use, v. employ, apply, utilize, exploit; treat, behave toward; practice, exercise; consume, exhaust; accustom, habituate, familiarize, inure.
useful, a. serviceable, advantageous, available.
usefulness, n. utility, advantage.
useless, a. unserviceable, futile, worthless, unavailing, bootless, ineffectual, null, nugatory, abortive.
uselessness, n. inutility, futility, unserviceableness.
usher, v. show to a seat; introduce, forerun, precede, herald, escort.
usual, a. ordinary, general, accustomed, conventional, prevailing, everyday. Antonyms: See unusual.
usually, adv. ordinarily, generally, customarily, commonly.
usurp, v. arrogate, seize, appropriate, accroach.
usurpation, n. arrogation, seizure, appropriation.
utility, n. usefulness. Antonym: inutility. Associated words: utilitarian, utilitarianism, utilizable.
utilize, v. use, employ, exploit.
utmost, a. farthest out, extreme, last; greatest, maximum, uttermost.
Utopian, a. chimerical, visionary, fanciful, air-built.
utter, v. speak, pronounce, express.
utter, a. complete, absolute, perfect; unconditional, unqualified, peremptory.
utterable, a. pronounceable, expressible.
utterance, n. speech, articulation.
utterly, adv. entirely, completely, wholly, unconditionally, altogether.