U

Ubiquitous, a. [omnipresent].

ubiquity, n. [omnipresence].

udder, n. mamma. Associated words: escutcheon, garget.

ugly, a. [repulsive], [unsightly], loathsome, [hideous], grewsome, [frightful]; (Colloq.) [crossgrained], ill-natured, [unamiable], inaffable, [surly], [refractory], [vicious], [indocile], [spiteful], [sullen], [morose]; uncomely, hard-visaged, [homely], ill-favored, hard-featured.

ulcer, n. [fester], [gathering], imposthume, pustule, ulceration. Associated words: sanies, sanious.

ulcerate, v. suppurate, [fester], [maturate].

ultimate, a. final, farthest, [extreme].

ultimately, adv. [finally].

ultra, a. [extreme].

umbrage, n. [resentment].

umpire, n. [referee], [judge], [arbitrator], arbiter.

unabated, a. [undiminished], unassuaged.

unable, a. [incapable].

unabundant, a. [scarce], [deficient], [rare].

unacceptable, a. [objectionable], unwelcome, [undesirable].

unaccountable, a. [incomprehensible], inexplicable, [inscrutable].

unaccustomed, a. [unfamiliar], unwonted, [unused].

unacquainted, a. [unfamiliar], [strange].

unadulterated, a. [unsophisticated], unalloyed, [pure].

unadvised, a. imprudent, [unwise], [indiscreet], [inconsiderate].

unaffected, a. [unmoved], untouched, unimpressed; [artless], [naïve], [sincere], [natural], [unfeigned].

unafraid, a. undaunted, unappalled, unabashed, undismayed.

unalterable, a. immutable, [unchangeable].

unambitious, a. unenterprising, [indifferent].

unamiable, a. [cross], ungracious, [surly], [unfriendly], irascible.

unanimity, n. unison, [accord], [agreement].

unanswerable, a. irrefutable, incontrovertible.

unappeasable, a. insatiate, [insatiable], [unquenchable], [implacable].

unappreciable, a. imperceptible.

unapproachable, a. inaccessible, [distant].

unarmed, a. defenseless, [unguarded], unprotected.

unasked, a. unsolicited, [voluntary], [free-will].

unassailable, a. impregnable, [invincible], [secure], invulnerable.

unassorted, a. [mixed], [promiscuous], indiscriminate.

unatonable, a. inexpiable, irremissible.

unattainable, a. unachievable, [impracticable], [impossible].

unauthentic, a. [spurious], supposititious, [uncanonical], apocryphal, fictitious.

unavailing, a. [futile], [nugatory], ineffectual, [abortive], [vain], [bootless].

unavoidable, a. inevitable, [unpreventable], ineludable.

unaware, a. [unconscious], [unmindful], [insensible].

unbearable, a. [intolerable], [insufferable], [unendurable].

unbecoming, a. [inappropriate], [unseemly], [unsuitable], indecorous.

unbegotten, a. self-existent.

unbelief, n. incredulity, [skepticism], [doubt], infidelity, [distrust], [suspicion].

unbelievable, a. incredible, implausible, [fabulous].

unbeliever, n. doubter, [skeptic], [infidel], [free-thinker], nullifidian.

unbelieving, a. incredulous, [doubtful], [skeptical], nullifidian.

unbend, v. [relax].

unbending, a. [inflexible], [unyielding], [rigid], unpliant, [resolute], incompliant.

unbiased, a. [unprejudiced], [impartial], unjaundiced, neutral, [disinterested].

unbidden, a. [unasked], uninvited; [spontaneous], [voluntary], volitional.

unblamable, a. [blameless], inculpable, irreprehensible, [innocent].

unblushing, a. [shameless], unabashed, [brazen-faced], [indecent], [immodest].

unbosom, v. [confess], [reveal], divulge.

unbounded, a. illimitable, [boundless], [unlimited], limitless, immeasurable, [vast], infinite, [immense].

unbreakable, a. infrangible; inviolable (said of a promise or vow).

unbreakableness, n. infrangibility; inviolability.

unbreathable, a. irrespirable.

unbridled, a. [unrestrained], uncurbed, uncontrolled, [licentious], [immoderate].

unbroken, a. [whole], intact; inviolate, inviolated; undisturbed, [sound], [profound]; [wild], untamed.

unburnable, a. incombustible, asbestic, incremable.

unbury, v. [exhume], disentomb, disinter.

unburying, n. [exhumation], disentombment, disinterment.

uncanny, a. weird, eerie.

uncanonical, a. apocryphal, [unauthentic].

unceasing, a. incessant, [perpetual], [perennial], [ceaseless].

unceremonious, a. [informal], [unconstrained]; [bluff], [blunt].

uncertain, a. [distrustful], hesitating; [dubious], [precarious], problematical, [insecure]; equivocal, [ambiguous], [indefinite], [irresolute], [inconstant], [fickle], [variable], [capricious]; [fallible].

uncertainty, n. [distrust], [hesitation], [doubt], dubiousness, dubiety, incertitude; [irresolution], variableness, [inconstancy], capriciousness; ambiguity, indefiniteness; contingency, fortuity; [fallibility]; [suspense].

unchangeable, a. immutable, invariable, [changeless], stereotyped, [unalterable], unmodifiable, [permanent], [constant].

unchanging, a. [unvarying], [permanent].

uncharitable, a. [illiberal], [intolerant], [ungenerous], [bigoted], [censorious].

unchaste, a. incontinent, [impure], [lewd], [wanton], [immoral].

unchastity, n. incontinence, wantonness, [lechery], licentiousness, [lewdness], [impurity].

unchecked, a. [unbridled], [unrestrained], unhampered, untrammeled, uncurbed.

unchurch, v. excommunicate.

uncivil, a. [discourteous], [rude], [churlish], [boorish], brusque, [impolite].

uncivilized, a. [savage], [barbarous], unreclaimed, [benighted].

unclassifiable, a. [nondescript].

uncle, a. Associated word: avuncular.

unclean, a. soiled, [dirty], [foul], [filthy], [nasty], uncleanly; tref ([Jewish]); polluted, defiled, [impure].

uncommon, a. [unusual], [singular], [rare], [unique], [queer], [strange], [odd], [anomalous], exceptional, [abnormal], variant, [nondescript], [extraordinary], [noteworthy], [remarkable], aberrant.

uncommunicative, a. [reserved], taciturn, [reticent], [secretive].

uncompelled, a. [voluntary], [spontaneous], [gratuitous], [unconstrained], volitional.

uncomplaining, a. [resigned], [patient], [forbearing], [long-suffering], [meek].

uncomplimentary, a. [unflattering], [frank], [derogatory], [blunt].

uncompromising, a. [inflexible], irreconcilable, intransigent, [firm].

unconcern, n. [indifference], [nonchalance], [apathy], disinterestedness.

unconcerned, a. [indifferent], [nonchalant], [cool], [apathetic], [disinterested].

unconditional, a. [absolute], [unqualified], [unrestricted], carte blanche.

uncongenial, a. [disagreeable], [unpleasant].

unconnected, a. [disconnected], [separate], [isolated], [abrupt], incoherent.

unconquerable, a. [invincible], insuperable, impregnable, indomitable, inexpugnable.

unconscionable, a. [unreasonable], inordinate, [exorbitant], [excessive].

unconscious, a. [unaware], [insensible]; comatose; ingenuous, [artless], [naïve].

unconsciousness, n. [insensibility]; coma.

unconstrained, a. [spontaneous], [uncompelled], [voluntary], [natural].

uncontradictable, a. incontrovertible, [indisputable], incontestable.

uncontrollable, a. [ungovernable], irrepressible.

unconvincing, a. inconclusive.

uncouple, v. [disconnect], [detach], disjoin, [loose].

uncourtly, a. [rude], [gawky], [ungraceful], [awkward], inelegant.

uncouth, a. [awkward], [clumsy], [rude], [ungainly], [loutish], [gawky], [ungraceful].

uncover, v. disclose, [reveal], [expose], [show].

unction, n. anointing; unguent, [ointment]; [fervor], emotion, [fervency], [enthusiasm].

uncultivated, a. untilled, [fallow].

uncultured, a. unlettered, [ignorant]; [philistine].

undaughterly, a. unfilial.

undecaying, a. [imperishable], amaranthine, [perennial], [undying], [fadeless]; imputrescible, incorruptible.

undeceive, v. disabuse, [disillusionize], disillusion.

undeceiving, n. disillusion, disillusionment.

undecided, a. [unsettled], [pending]; [wavering], [irresolute], [dubious], controvertible.

undecipherable, a. illegible.

undefinable, a. [unexplainable], undeterminable.

undefined, a. [vague], [indefinite], [obscure]; [boundless], limitless.

undemonstrative, a. [staid], [quiet], [demure], [phlegmatic], [sedate].

undeniable, a. incontestable, [indisputable], [unquestionable], indubitable, irrefragable, incontrovertible, unimpeachable.

under, prep. beneath, [below], subordinate, [inferior], subject to.

under, a. subordinate, subaltern, [inferior], subjacent.

underbrush, n. undergrowth, [jungle].

underground, a. subterranean, subterraneous, subterrene, subterrestrial.

underhand, a. [underhanded], surreptitious, [clandestine], [covert].

underhand, adv. clandestinely, covertly, secretly, surreptitiously.

underhanded, a. [covert], [clandestine], surreptitious, [underhand].

underline, v. underscore.

underling, n. subordinate, [inferior], understrapper.

underlying, a. [fundamental], basic.

underrate, v. underestimate, [undervalue], underprize.

understand, v. [comprehend], [apprehend], [grasp], [discern].

understandable, a. comprehensible, intelligible.

understanding, n. [comprehension], [discernment], [apprehension]; [accord], entente, [harmony], [agreement]. Associated word: tacit.

under the rose. secretly, privately, confidentially, sub rosa.

undervalue, v. depreciate, vilipend, [despise]; [underrate], underestimate.

under water. submarine, subaquatic, subaqueous, submerged.

underwear, n. underclothing; lingerie.

underwrite, v. [insure]; subscribe.

undeserved, a. unmerited, [unjust].

undeserving, a. [unworthy], unmeritorious, indign.

undesigned, a. [unpremeditated], [unintentional], [accidental].

undesigning, a. [artless], [guileless], [sincere].

undesirable, a. inexpedient; [objectionable], [unacceptable], [ineligible].

undetermined, a. [unsettled], [irresolute], [wavering], indeterminate, abeyant.

undeveloped, a. in [embryo], embryonic, [immature], abeyant, [embryo], [imperfect]; atrophied, dwarfed, [rudimentary], [stunted], [abortive], [puny].

undevelopment, n. immaturity; atrophy, [abortion]; [embryo].

undignified, a. [unseemly], [unbecoming], [groveling], [servile], [obsequious].

undiminished, a. [unabated], unlessened.

undiscernible, a. imperceptible, indiscernible.

undisputable, a. incontrovertible, incontestable, [indisputable], [undeniable].

undissolvable, a. [insoluble], [indissolvable], indissoluble.

undo, v. [reverse], [annul], [nullify], [abrogate], [neutralize], [invalidate]; [loose], unfasten, disentangle; impoverish, [ruin].

undoing, n. reversal, [annulment], [invalidation], [abrogation]; impoverishment, [ruin].

undoubted, a. indubitable, [unquestioned], unchallenged, undisputed.

undoubting, a. [sure], [confident], sanguine, implicit.

undress, n. dishabille, negligee.

undress, v. disrobe, [strip], divest, doff, disarray.

undressing, n. disrobing, [stripping].

undue, v. [unreasonable], [immoderate], [exorbitant], [excessive], disproportioned.

undutiful, a. [disobedient], unfilial.

undying, a. [deathless], immortal.

unearth, v. [uncover], disclose, ferret [out].

unearthly, a. weird, [supernatural], preternatural, eerie, apalling, terrific.

uneasiness, n. [restlessness], inquietude, [perturbation], [anxiety], [agitation], malaise.

uneasy, a. [restless], [restive], [anxious], [perturbed], [impatient].

uneatable, a. inedible, incomestible.

uneducated, a. illiterate, [benighted]. See ignorant.

unemotional, a. [phlegmatic].

unendurable, a. [intolerable], [insufferable].

unequal, a. [unmatched], [uneven], disparate; ill-balanced, disproportioned, incommensurate, inequitable; inequable, [irregular]; [inadequate], [insufficient].

unequaled, a. [unmatched], unexampled, [incomparable], [superior], preëminent, [peerless], [unsurpassed], [unrivaled], [exceeding], superlative, sans pareil.

unequalness, n. [inequality], unevenness, disproportion, inadequacy.

unerasable, a. indelible, inerasable, [permanent].

unerring, a. [certain], [sure], unfailing, [infallible], inerrable, impeccable.

unescapable, a. inevitable, [unavoidable].

unessential, a. nonessential, immaterial, [unnecessary].

uneven, a. [jagged], [rugged], [rough], hummocky, [humpy], protuberant, [unequal].

unexcelled, a. [unequaled], [unsurpassed], [superior], [supreme].

unexcitable, a. imperturbable, [phlegmatic].

unexhaustible, a. [exhaustless], [inexhaustible].

unexpected, a. unforeseen, unanticipated, unlooked for.

unexperienced, a. [inexperienced], unpracticed.

unexplainable, a. inexplicable, [inscrutable], uninterpretable.

unexpressible, a. [inexpressible], [unutterable], ineffable.

unextinguishable, a. [unquenchable], insuppressible.

unfading, a. [perennial], amaranthine, [permanent], [enduring].

Unfailing, a. [sure], [certain], [constant], [inexhaustible], [infallible], inevitable.

unfair, a. [unjust], [partial], [unconscionable], inequitable, disingenuous.

unfairness, n. [injustice], inequity, [partiality].

unfaithful, a. [disloyal], [faithless], [perfidious], [undutiful], [renegade], [apostate], [recreant], [derelict], [false], [treacherous], [traitorous], treasonable, untrustworthy, [pervert], [inconstant], [unsteadfast], [fickle].

unfaithfulness, n. [disloyalty], [perfidy], [apostasy], [recreancy], [inconstancy], [treachery], treason, bad [faith], dereliction, [fickleness], defection.

unfaltering, a. [steadfast], [unwavering], unswerving.

unfamiliar, a. [unaccustomed], [strange], [novel]; inconversant, [unacquainted].

unfathered, a. fatherless; [bastard], [illegitimate].

unfathomable, a. abyssmal, immeasurable; [inscrutable].

unfavorable, a. adverse, inimical, unpropitious, inauspicious, malign, [derogatory], [hostile].

unfeathered, a. [unfledged], [callow], [squab].

unfeeling, a. [insensible], insensate, insentient, [numb], [apathetic], impassible, impassive; stoic, [callous], [cruel], [stern], incompassionate, unpitying, [brutal], inclement.

unfeelingness, n. [insensibility], impassibility, impassivity, [torpidity], [numbness], [apathy]; [unkindness], cruelty, stoicism, incompassion, inclemency.

unfeigned, a. [genuine], [sincere], [unaffected], unassumed.

unfinished, a. [incomplete].

unfit, a. [unsuitable], [ineligible], [inappropriate], [unqualified], [incompetent], [inapt], inept.

unfit, v. disqualify, incapacitate, [disable].

unfitness, n. ineligibility, unsuitableness, incompetency, irrelevance, disqualification.

unflattering, a. [uncomplimentary], [derogatory], [frank].

unfledged, a. [callow], [unfeathered], [squab].

unflinching, a. [resolute].

unfold, v. unfurl, [expand], evolve, [unroll]; disentangle, [unravel], [resolve]; divulge, disclose, [reveal], elucidate.

unfoldment, n. [evolution], evolvment, [expansion], [unrolling]; disentanglement, [interpretation], [explanation].

unforced, a. [spontaneous], [voluntary], [optional], [unconstrained].

unforgivable, a. [unpardonable], irremissible, inexpiable.

unforgiving, a. [implacable], irremissive, [relentless].

unfortunate, a. [unlucky], [unsuccessful], [disastrous], ill-starred, ill-fated.

unfounded, a. [baseless], [groundless].

unfriendliness, n. [enmity], inimicalness, [hostility], [disfavor], [antipathy], disaffection, [alienation], [estrangement], unfriendship.

unfriendly, a. [hostile], ill-disposed, inimical, malign, unamicable, disaffected, alienated, [estranged], [antagonistic], [unfavorable], adverse.

unfruitful, a. [unproductive], [effete], unprolific, infertile, acarpous.

ungainly, a. [awkward], [gawky], [ungraceful], [lumbering], [loutish], wooden, [uncouth].

ungenerous, a. [illiberal], [narrow], [sordid], [uncharitable], [stingy].

unglue, v. deglutinate.

ungodly, a. [godless], impious, irreverent, [profane], [unrighteous].

ungovernable, a. [unruly], [unmanageable], [refractory], intractable, [mutinous], impotent, irrepressible, [rampant], [unbridled], impetuous.

ungraceful, a. [awkward], [uncourtly], [clumsy], [uncouth], [lumbering], [ungainly], wooden, [gawky].

ungrateful, a. ingrateful, [unthankful]; [disagreeable], [offensive].

ungratefulness, n. [ingratitude].

ungrateful person. ingrate.

unguarded, a. defenseless, unprotected; [incautious], unwary.

unhair, v. depilate.

unhairing, n. depilation. Associated word: depilatory.

unhallowed, a. unsanctified, [profane].

unhandy, a. [inconvenient]; [clumsy], [awkward], maladroit.

unhappiness, n. infelicity, misery, [distress], [sorrow], woe.

unhappy, a. infelicitous, [unfortunate]; [miserable], [wretched], [sad], [sorrowful], [disconsolate], woeful, distressed, heart-sick, [mournful], [lugubrious]; deplorable, [calamitous], [distressing], [grievous], inauspicious, unpropitious, malign.

unharmed, a. unscathed, inviolate, uninjured, [unhurt], intact, scathless.

unharmonious, a. inharmonious, [discordant], dissonant, [harsh].

unhealable, a. insanable, [incurable].

unhealthful, a. [unwholesome], insalubrious, unsanitary, [unhealthy], morbific, [pestiferous].

unhealthfulness, n. insalubrity, unwholesomeness.

unhealthy, a. [unhealthful], [unwholesome], insalubrious, [noxious], [noisome], [pestiferous], [pernicious], unsanitary, unhygienic, morbid, morbific, [pestilent], insalutary; [sickly], [unsound], [diseased], morbid, [invalid].

unheard of. unprecedented, exceptional; [unknown], [obscure].

unheeded, a. disregarded, ignored, [unnoticed].

unholy, a. [unhallowed], unconsecrated, [profane], impious, [evil], [ungodly].

unhonored, a. inglorious, unsung, unrenowned, [obscure].

unhurt, a. See unharmed.

uniform, a. [unvarying], invariable, [constant], undeviating; [consonant], consistent. Antonyms: [diverse], difform, [anomalous], variant, heterogeneous, [variable].

uniform, n. livery, [dress], regimentals.

uniformity, n. [sameness], even tenor; invariability, [regularity], equableness, conformity, consonance, consistency. Antonyms: [diversity], [variation], [anomaly].

unimaginative, a. [matter-of-fact], prosaic, literal, [practical], [unromantic].

unimportance, n. immateriality, [insignificance], [triviality], paltriness.

unimportant, a. immaterial, [insignificant], [trivial], paltry.

unimpressible, a. unimpressionable, impassible, stoical, impassive.

unintentional, a. [accidental], [unpremeditated], fortuitous, [undesigned].

union, n. coalition, [combination], [merger], [fusion], unification, incorporation, conjunction, amalgamation, coalescence, [junction], [league], confederacy, [federation], [alliance]; [agreement], concurrence, unison. Antonyms: disunion. See separation.

unique, a. [unmatched], unexampled.

unite, v. [join], [combine], annex, [associate], [link], [couple], [yoke], [splice]; [consolidate], [merge], amalgamate, [fuse], [confederate], unify, coalesce, concur, [coöperate].

united, a. [combined], incorporate, federated, [confederate], affiliated, unified, blended, leagued, conjugate, yoked, amalgamated.

unity, n. [oneness], singleness; concord, [harmony], [agreement], [uniformity], unison, [concert].

universal language. pasilaly; Esperanto.

universal writing. pasigraphy.

unjust, a. [unfair], inequitable, iniquitous, unmerited.

unjustifiable, a. indefensible, [inexcusable], [unwarrantable].

unkind, a. [cruel], [harsh], austere, [rigorous], incompassionate, inclement, [brutal].

unkindness, n. cruelty, [brutality], [severity], incompassion, [incivility], [disfavor].

unknowable, a. incognizable, incognoscible, unascertainable, unintelligible, [incomprehensible].

unknowingly, adv. [unwittingly], [ignorantly], unconsciously, inadvertently.

unknown, a. [obscure], inglorious, unrenowned, [nameless], undistinguished; unascertained, unexplored, unapprehended; anonymous.

unknown person. stranger, ignote.

unladylike, a. hoidenish, [pert], ill-bred.

unlawful, a. [illegal], [illicit], [contraband], [illegitimate], unlicensed.

unleavened, a. azymous.

unleavened bread. azym.

unlike, a. [dissimilar], [different], [diverse], [sundry], variant, heterogeneous, [unique], [nondescript].

unlikelihood, n. improbability, unlikeliness.

unlikely, a. improbable; [unpromising].

unlikeness, n. dissimilarity, dissimilitude, [difference], [contrast].

unlimited, a. limitless, illimitable, infinite, [absolute], [unbounded].

unload, v. disburden, unlade, [relieve].

unlooked-for, a. [unexpected], unanticipated, unforeseen, [chance].

unlovely, a. uncomely, [homely], [plain], unattractive, [repulsive].

unlucky, a. [unfortunate], [luckless], ill-starred, [unhappy], untoward.

unmaidenly, a. hoidenish, [rude], [boisterous], [pert].

unman, v. emasculate, [castrate]; dishearten, [discourage], unnerve, intimidate; emolliate, [effeminate].

unmanageable, a. [ungovernable], intractable, [refractory], [fractious]; [cumbersome], [unwieldy].

unmanly, a. [ignoble], [cowardly], [mean]; [womanish], effeminate cockney.

unmanned, a. emasculated, [effeminate].

unmannerly, a. [impolite], [discourteous], [boorish], [uncivil], [rude].

unmanning, n. emasculation, [castration]; debilitation; [discouragement].

unmarried, a. [single], celibate.

unmarried man. [bachelor], celibate, agamist.

unmarried woman. spinster.

unmatchable, a. [peerless], [matchless], [incomparable], inimitable, [unique].

unmatched, a. [unequaled], [matchless], [incomparable], nonpareil.

unmeaning, a. meaningless, [senseless]; [insignificant], inexpressive.

unmeant, a. [unintentional].

unmelodious, a. [discordant], [harsh], dissonant, inharmonious, [unmusical].

unmeltable, a. infusible.

unmerciful, a. [cruel], [pitiless], [merciless], inclement, [unsparing], [stern], [unrelenting], [ruthless], [brutal], incompassionate, [unkind]; (Colloq.) [excessive], [fabulous], [exorbitant], [immoderate].

unmindful, a. [oblivious], inadvertent, [inattentive], heedless.

unmistakable, a. [manifest], palpable, [obvious], [patent], [evident], distinct, unambiguous.

unmixable, a. immiscible.

unmixableness, n. immiscibility.

unmovable, a. [fixed], [stable], immobile.

unmoved, a. [calm], dispassionate, [indifferent], unstirred, impassive, stoical.

unmusical, a. inharmonious, [discordant].

unnatural, a. [abnormal], [monstrous], [anomalous], aberrant, variant, preternatural, exceptional, [irregular]; [artificial], [affected], [feigned], assumed simulated, [constrained].

unnecessary, a. [superfluous], [useless], [needless], uncalled for, expletive, [redundant], supernumerary.

unneighborly, a. [unsociable], exclusive, [distant], unaccommodating.

unnoticed, a. [unheeded], unnoted, surreptitious.

unobjectionable, a. unexceptionable.

unobtainable, a. unprocurable, [unattainable], inaccessible.

unobtrusive, a. [unpretentious], unassuming, [modest].

unorthodox, a. heterodox.

unpacifiable, a. [implacable], [unappeasable], [unreconcilable].

unpaid, a. outstanding, [payable], [due], unliquidated.

unpardonable, a. inexpiable, [unatonable], irremissible, [unforgivable].

unpassable, a. [impassable].

unpenetrable, a. [impenetrable], [impervious], imperforable.

unpierceable, a. imperforable, [impenetrable].

unplanted, a. [fallow].

unpleasant, a. [disagreeable], [uncongenial].

unplowed, a. [fallow].

unpopular, a. disliked, [obnoxious], [odious], [offensive].

unpopularity, n. [odium], disesteem, obnoxiousness.

unpractical, a. impractical, [visionary], [Utopian].

unpraiseworthy, a. uncommendable, illaudable, indign.

unprejudiced, a. [impartial], [unbiased], unjaundiced.

unpremeditated, a. extemporaneous, [offhand], [impromptu], extempore.

unpretending, a. [unobtrusive], [modest], [unpretentious], unostentatious.

unpretentious, a. [unpretending].

unpreventable, a. [unavoidable], inevitable.

unprincipled, a. [unscrupulous].

unproductive, a. [unfruitful], [barren].

unprofessional, a. amateur.

unprofitable, a. unremunerative, profitless; [futile], [fruitless], [unavailing].

unpromising, a. [unlikely]; inauspicious, unpropitious.

unqualified, a. [incompetent], [ineligible]; [absolute], [unconditional].

unquenchable, a. unslakable, insatiate, [insatiable], [quenchless].

unquestionable, a. incontrovertible, irrefutable, incontestable, indubitable, [obvious], [indisputable].

unquestioned, a. [undoubted], implicit.

unravel, v. disentangle, extricate, [ravel]; decipher, [unfold].

unreachable, a. inaccessible.

unreadable, a. illegible.

unreal, a. [fanciful], [imaginary], [visionary], unsubstantial, [shadowy], chimerical, [illusive], phantasmal, phantasmagorial.

unreasonable, a. irrational, [absurd], [unwise], [preposterous], [senseless]; [excessive], [exorbitant], [unfair], [unconscionable], inordinate.

unreclaimable, a. irreclaimable, irretrievable, [hopeless], incorrigible.

unrecognized, a. ignored, disregarded, unacknowledged.

unreconcilable, a. [antagonistic], incompatible, irreconcilable, [implacable], [unpacifiable].

unrecoverable, a. [irrecoverable], irreparable, irretrievable, irrecuperable.

unredeemed, a. forfeited, unransomed, unfulfilled.

unrefonnable, a. irreformable, incorrigible.

unrelenting, a. [relentless], [implacable], [inexorable], [remorseless], [pitiless], [unmerciful].

unreliable, a. untrustworthy, undependable, [uncertain].

unremediable, a. irremediable.

unremitting, a. [indefatigable], [persevering], [unceasing], [constant].

unrepairable, a. irreparable.

unrepentant, a. [impenitent], incontrite.

unreserve, n. [frankness], [candor], ingenuousness.

unreserved, a. [frank], undissembling, [candid], ingenuous; unconditioned, [unlimited].

unresistible, a. irresistible.

unresisting, a. [passive], [submissive], [long-suffering].

unrest, n. unquietness, [restlessness], [uneasiness], disquietude, inquietude.

unrestrained, a. [unbridled], ungoverned, uncurbed, [riotous], impotent, saturnalian, [rampant]; [licentious], [dissolute], profligate.

unrestraint, n. [freedom], [liberty], [license], [abandon].

unrestricted, a. [unlimited], unfettered, uncircumscribed.

unrevivable, a. irrevivable, irresuscitable.

unrighteous, a. [unholy], [evil], iniquitous, [wicked], [vicious].

unrivaled, a. [peerless], [matchless], inimitable, [incomparable], [supreme].

unroll, v. [unfold], unfurl, evolve.

unrolling, n. unfolding, unfurling, evolvement, [evolution].

unromantic, a. prosaic, pragmatical, [matter-of-fact], [practical], literal.

unruly, a. turbulent, [ungovernable], [refractory], insubordinate, [fractious], [insurgent], [indocile], [disobedient], [froward], [vicious], intractable, [rebellious].

unsafe, a. [insecure], [risky], [perilous], [dangerous], [hazardous], imperiled, [precarious].

unsafety, n. [insecurity], [danger], [risk], [peril], [hazard], [jeopardy].

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].

unspotted, a. [spotless], [pure].

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].

uttermost, a. [extreme], [utmost], farthest.