| Words | Parts of Speech | Meaning/Definition/Similar Words |
|---|---|---|
| unadvisable | adjective | Not advisable; inadvisable; inexpedient. |
| unagreeable | adjective | Disagreeable., Not agreeing or consistent; unsuitable. |
| unalienable | adjective | Inalienable; as, unalienable rights. |
| unambiguity | noun | Absence of ambiguity; clearness; perspicuity. |
| unappliable | adjective | Inapplicable. |
| unattentive | adjective | Inattentive; careless. |
| unaudienced | adjective | Not given an audience; not received or heard. |
| unauthorize | verb t. | To disown the authority of; to repudiate. |
| unavoidable | adjective | Not avoidable; incapable of being shunned or prevented; inevitable; necessary; as, unavoidable troubles., Not voidable; incapable of being made null or void. |
| unballasted | adjective | Freed from ballast; having discharged ballast., Not furnished with ballast; not kept steady by ballast; unsteady; as, unballasted vessels; unballasted wits. |
| unbarricade | verb t. | To unbolt; to unbar; to open. |
| unbeguiling | present participle & vb. noun | of Unbeguile |
| unbelieving | adjective | Not believing; incredulous; doubting; distrusting; skeptical., Believing the thing alleged no to be true; disbelieving; especially, believing that Bible is not a divine revelation, or that Christ was not a divine or a supernatural person. |
| unbeseeming | adjective | Unbecoming; not befitting. |
| unblemished | adjective | Not blemished; pure; spotless; as, an unblemished reputation or life. |
| unblindfold | verb t. | To free from that which blindfolds. |
| unboundably | adverb | Infinitely. |
| unbowelling | of Unbowel | |
| uncautelous | adjective | Incautious. |
| uncertainly | adverb | In an uncertain manner. |
| uncertainty | noun | The quality or state of being uncertain., That which is uncertain; something unknown. |
| uncharneled | imp. & past participle | of Uncharnel |
| uncheckable | adjective | Not capable of being checked or stopped. |
| unchristian | adjective | Not Christian; not converted to the Christian faith; infidel., Contrary to Christianity; not like or becoming a Christian; as, unchristian conduct., To make unchristian. |
| uncivilized | adjective | Not civilized; not reclaimed from savage life; rude; barbarous; savage; as, the uncivilized inhabitants of Central Africa., Not civil; coarse; clownish. |
| unconcerned | adjective | Not concerned; not anxious or solicitous; easy in mind; carelessly secure; indifferent; as, to be unconcerned at what has happened; to be unconcerned about the future. |
| unconscious | adjective | Not conscious; having no consciousness or power of mental perception; without cerebral appreciation; hence, not knowing or regarding; ignorant; as, an unconscious man., Not known or apprehended by consciousness; as, an unconscious cerebration., Having no knowledge by experience; — followed by of; as, a mule unconscious of the yoke. |
| unconsonant | adjective | Incongruous; inconsistent. |
| unconstancy | noun | Inconstancy. |
| uncontinent | adjective | Not continent; incontinent. |
| unconverted | adjective | Not converted or exchanged., Not changed in opinion, or from one faith to another., Not persuaded of the truth of the Christian religion; heathenish., Unregenerate; sinful; impenitent. |
| uncovenable | adjective | Not covenable; inconvenient. |
| uncunningly | adverb | Ignorantly. |
| undauntable | adjective | Incapable of being daunted; intrepid; fearless; indomitable. |
| undecennary | adjective | Occurring once in every period of eleven years; undecennial. |
| undecennial | adjective | Occurring or observed every eleventh year; belonging to, or continuing, a period of eleven years; undecennary; as, an undecennial festival. |
| undecylenic | adjective | Pertaining to, or designating, an acid C11H20O2, homologous with acrylic acid, and obtained as a white crystalline substance by the distillation of castor oil. |
| underaction | noun | Subordinate action; a minor action incidental or subsidiary to the main story; an episode. |
| underbearer | noun | One who supports or sustains; especially, at a funeral, one of those who bear the copse, as distinguished from a bearer, or pallbearer, who helps to hold up the pall. |
| underbranch | noun | A lower branch., A twig or branchlet. |
| undercharge | verb t. | To charge below or under; to charge less than is usual or suitable fro; as, to undercharge goods or services., To put too small a charge into; as, to undercharge a gun., A charge that is less than is usual or suitable. |
| underdolven | p. p. of Underdelve. | |
| underfarmer | noun | An assistant farmer. |
| underfellow | noun | An underling // mean, low fellow. |
| underfollow | verb t. | To follow closely or immediately after. |
| underfringe | noun | A lower fringe; a fringe underneath something. |
| underfurrow | verb t. | To cover as under a furrow; to plow in; as, to underfurrow seed or manure. |
| underground | noun | The place or space beneath the surface of the ground; subterranean space., Being below the surface of the ground; as, an underground story or apartment., Done or occurring out of sight; secret., Beneath the surface of the earth. |
| undergrowth | noun | That which grows under trees; specifically, shrubs or small trees growing among large trees. |
| underhanded | adjective | Underhand; clandestine., Insufficiently provided with hands or workers; short-handed; sparsely populated. |
| underhonest | adjective | Not entirely honest. |
| underkeeper | noun | A subordinate keeper or guardian. |
| underletter | noun | A tenant or lessee who grants a lease to another. |
| underlocker | noun | A person who inspects a mine daily; — called also underviewer. |
| undermanned | adjective | Insufficiently furnished with men; short-handed. |
| undermasted | adjective | Having masts smaller than the usual dimension; — said of vessels. |
| undermaster | noun | A master subordinate to the principal master; an assistant master. |
| underpinned | imp. & past participle | of Underpin |
| underpraise | verb t. | To praise below desert. |
| underproper | noun | One who, or that which, underprops or supports. |
| underpuller | noun | One who underpulls. |
| underreckon | verb t. | To reckon below what is right or proper; to underrate. |
| undersailed | adjective | Inadequately equipped with sails. |
| undersetter | noun | One who, or that which, undersets or supports; a prop; a support; a pedestal. |
| undershapen | adjective | Under the usual shape or size; small; dwarfish. |
| undersleeve | noun | A sleeve of an under-garment; a sleeve worn under another, |
| undersphere | noun | A sphere which is smaller than, and in its movements subject to, another; a satellite., An inferior sphere, or field of action. |
| understairs | noun | The basement or cellar. |
| understrata | plural | of Understratum |
| understroke | verb t. | To underline or underscore. |
| undertaking | present participle & vb. noun | of Undertake, The act of one who undertakes, or engages in, any project or business., That which is undertaken; any business, work, or project which a person engages in, or attempts to perform; an enterprise., Specifically, the business of an undertaker, or the management of funerals., A promise or pledge; a guarantee. |
| undertenant | noun | The tenant of a tenant; one who holds lands or tenements of a tenant or lessee. |
| undervaluer | noun | One who undervalues. |
| underviewer | noun | See Underlooker. |
| underwitted | adjective | Weak in intellect; half-witted; silly. |
| underworked | imp. & past participle | of Underwork |
| underworker | noun | One who underworks., An inferior or subordinate workman. |
| underwriter | noun | One who underwrites his name to the conditions of an insurance policy, especially of a marine policy; an insurer. |
| undesigning | adjective | Having no artful, ulterior, or fraudulent purpose; sincere; artless; simple. |
| undispensed | adjective | Not dispensed., Not freed by dispensation. |
| undivisible | adjective | Indivisible. |
| undoubtable | adjective | Indubitable. |
| undubitable | adjective | Indubitable; as, an undubitable principle. |
| undwellable | adjective | Uninhabitable. |
| unequalable | adjective | Not capable of being equaled or paralleled. |
| unequalness | noun | The quality or state of being unequal; inequality; unevenness. |
| unequitable | adjective | Inequitable. |
| unequivocal | adjective | Not equivocal; not doubtful; not ambiguous; evident; sincere; plain; as, unequivocal evidence; unequivocal words. |
| unessential | adjective | Not essential; not of prime importance; not indispensable; unimportant., Void of essence, or real being., Something not constituting essence, or something which is not of absolute necessity; as, forms are among the unessentials of religion. |
| unestablish | verb t. | To disestablish. |
| unexceptive | adjective | Not exceptive; not including, admitting, or being, an exception. |
| unexcusable | adjective | Inexcusable. |
| unexpedient | adjective | Inexpedient. |
| unexpensive | adjective | Inexpensive. |
| unexperient | adjective | Inexperienced. |
| unfavorable | adjective | Not favorable; not propitious; adverse; contrary; discouraging. |
| unfeudalize | verb t. | To free from feudal customs or character; to make not feudal. |
| unflinching | adjective | Not flinching or shrinking; unyielding. |
| unfortunate | adjective | Not fortunate; unsuccessful; not prosperous; unlucky; attended with misfortune; unhappy; as, an unfortunate adventure; an unfortunate man; an unfortunate commander; unfortunate business., An unfortunate person. |
| unfrangible | adjective | Infrangible. |
| unfrankable | adjective | Not frankable; incapable of being sent free by public conveyance. |
| unfrequency | noun | Infrequency. |
| ungenitured | adjective | Destitute of genitals; impotent. |
| unguestlike | adverb | In a manner not becoming to a guest. |
| unguiculata | noun pl. | An extensive division of Mammalia including those having claws or nails, as distinguished from the hoofed animals (Ungulata). |
| unguiculate | noun | One of the Unguiculata., Alt. of Unguiculated |
| unguiferous | adjective | Producing, having, or supporting nails or claws. |
| unguligrade | adjective | Having, or walking on, hoofs. |
| unhingement | noun | The act unhinging, or the state of being unhinged. |
| unhoped-for | adjective | Unhoped; unexpected. |
| unicapsular | Having but one capsule to each flower. | |
| unicellular | adjective | Having, or consisting of, but a single cell; as, a unicellular organism. |
| unicolorous | adjective | Having the surface of a uniform color. |
| unification | noun | The act of unifying, or the state of being unified. |
| unifolliate | adjective | Having only one leaf. |
| unifromness | noun | The quality or state of being uniform; uniformity. |
| unigeniture | noun | The state of being the only begotten. |
| unimplicate | adjective | Not implicated. |
| unimuscular | adjective | Having only one adductor muscle, and one muscular impression on each valve, as the oyster; monomyarian. |
| unipersonal | adjective | Existing as one, and only one, person; as, a unipersonal God., Used in only one person, especially only in the third person, as some verbs; impersonal. |
| uniradiated | adjective | Having but one ray. |
| unisilicate | noun | A salt of orthosilicic acid, H4SiO4; — so called because the ratio of the oxygen atoms united to the basic metals and silicon respectively is 1:1; for example, Mg2SiO4 or 2MgO.SiO2. |
| univalvular | adjective | Same as Univalve, a. |
| universally | adverb | In a universal manner; without exception; as, God’s laws are universally binding on his creatures. |
| univocation | noun | Agreement of name and meaning. |
| unlimitable | adjective | Illimitable. |
| unluckiness | noun | Quality or state of being unlucky. |
| unmasculate | verb t. | To emasculate. |
| unmechanize | verb t. | To undo the mechanism of; to unmake; as, to unmechanize a structure. |
| unmerciless | adjective | Utterly merciless. |
| unmoralized | adjective | Not restrained or tutored by morality. |
| unnesessary | adjective | Not necessary; not required under the circumstances; unless; needless; as, unnecessary labor, care, or rigor. |
| unnecessity | noun | The state of being unnecessary; something unnecessary. |
| unnumerable | adjective | Innumerable. |
| unobedience | noun | Disobedience. |
| unobtrusive | adjective | Not obtrusive; not presuming; modest. |
| unoffensive | adjective | Inoffensive. |
| unoperative | adjective | Producing no effect; inoperative. |
| unorganized | adjective | Not organized; being without organic structure; specifically (Biol.), not having the different tissues and organs characteristic of living organisms, nor the power of growth and development; as, the unorganized ferments. See the Note under Ferment, n., 1. |
| unparagoned | adjective | Having no paragon or equal; matchless; peerless. |
| unpathwayed | adjective | Pathless. |
| unpedigreed | adjective | Not distinguished by a pedigree. |
| unportunate | adjective | Importunate; troublesome with requests. |
| unpractical | adjective | Not practical; impractical. |
| unprevented | adjective | Not prevented or hindered; as, unprevented sorrows., Not preceded by anything. |
| unprinciple | verb t. | To destroy the moral principles of. |
| unproselyte | verb t. | To convert or recover from the state of a proselyte. |
| unprovident | adjective | Improvident. |
| unqualitied | adjective | Deprived of the usual faculties. |
| unravelment | noun | The act of unraveling, or the state of being unraveled. |
| unreadiness | noun | The quality or state of being unready. |
| unrebukable | adjective | Not deserving rebuke or censure; blameless. |
| unrelenting | adjective | Not relenting; unyielding; rigid; hard; stern; cruel. |
| unreligious | adjective | Irreligious. |
| unremitting | adjective | Not remitting; incessant; continued; persevering; as, unremitting exertions. |
| unreputable | adjective | Disreputable. |
| unrestraint | noun | Freedom from restraint; freedom; liberty; license. |
| unreverence | noun | Absence or lack of reverence; irreverence. |
| unrighteous | adjective | Not righteous; evil; wicked; sinful; as, an unrighteous man., Contrary to law and equity; unjust; as, an unrighteous decree or sentence. |
| unrightwise | adjective | Unrighteous. |
| unsacrament | verb t. | To deprive of sacramental character or efficacy; as, to unsacrament the rite of baptism. |
| unsaturated | adjective | Capable of absorbing or dissolving to a greater degree; as, an unsaturated solution., Capable of taking up, or of uniting with, certain other elements or compounds, without the elimination of any side product; thus, aldehyde, ethylene, and ammonia are unsaturated. |
| unsceptered | adjective | Alt. of Unsceptred |
| unscrutable | adjective | Inscrutable. |
| unseminared | adjective | Deprived of virility, or seminal energy; made a eunuch. |
| unseparable | adjective | Inseparable. |
| unshiftable | adjective | That may /ot be shifted., Shiftless; helpless. |
| unsightable | adjective | Invisible. |
| unsincerity | noun | The quality or state of being unsincere or impure; insincerity. |
| unsoldiered | adjective | Not equipped like a soldier; unsoldierlike. |
| unsolemnize | verb t. | To divest of solemnity. |
| unspeakable | adjective | Not speakable; incapable of being uttered or adequately described; inexpressible; unutterable; ineffable; as, unspeakable grief or rage. |
| unsuffering | noun | Inability or incapability of enduring, or of being endured. |
| unsuspicion | noun | The quality or state of being unsuspecting. |
| untemperate | adjective | Intemperate. |
| unthriftily | adverb | Not thriftily., Improperly; unbecomingly. |
| untimeously | adverb | Untimely; unseasonably. |
| untolerable | adjective | Intolerable. |
| untrammeled | adjective | Not hampered or impeded; free. |
| untreasured | adjective | Deprived of treasure., Not treasured; not kept as treasure. |
| untreatable | adjective | Incapable of being treated; not practicable. |
| unutterable | adjective | Not utterable; incapable of being spoken or voiced; inexpressible; ineffable; unspeakable; as, unutterable anguish. |
| unvoluntary | adjective | Involuntary. |
| unvulgarize | verb t. | To divest of vulgarity; to make to be not vulgar. |
| unwarranted | adjective | Not warranted; being without warrant, authority, or guaranty; unwarrantable. |
| unwedgeable | adjective | Not to be split with wedges. |