Letter: u
- unaffectedness, comeliness, good taste, neatness

- unaffectionate, anaesthetized, autistic, blunt, catatonic, chill, chilly, cold, cold as charity, cold-blooded, cool, disagreeable, dispassionate, drugged, dull, emotionally dead

- unaffiliated, alien, apart, detached, disconnected, discrete, disjunct, dissociated, exotic, extraneous, foreign, incommensurable, incomparable, independent, insular, isolated

- unafraid, arrogant, assured, audacious, bold, cocksure, composed, confident, convinced, cool, courageous, dauntless, decided, determined, fearless, imperturbable

- unaided eye, banjo eyes, eye, eyeball, goggle eyes, iris, lens, lid, naked eye, optic, orb, peepers, pupil, retina

- unaided, alienated, alone, aloof, apart, detached, friendless, homeless, insular, isolated, lone, lonely, lonesome, removed, rootless, separate

- unalienable, deep-seated, esoteric, immanent, implanted, implicit, inalienable, indwelling, ingrained, inherent, inner, internal, intrinsic, inward, inwrought, irreducible

- unalike, contrasting, counter, different, disparate, dissimilar, divergent, diverse, hardly like, non-uniform, odd, off, offbeat, out, scarcely like, unequal

- unalloyed happiness, beatification, beatitude, bliss, cheer, cheerfulness, cloud nine, delight, ecstasy, elation, enchantment, exaltation, exhilaration, exuberance, felicity, gaiety

- unalloyed, absolute, bare, clarified, clear, distilled, naked, neat, perfect, purified, rectified, sheer, simple, straight, unadulterated, uncorrupted

- unalterable, adamant, cast-iron, changeless, constant, dour, firm, fixed, flinty, grim, hard, hard-core, immovable, immutable, implacable, inalterable

- unalterably, firmly, grimly, rigidly, rigorously

- unaltered, abiding, changeless, constant, continuing, durable, enduring, firm, fixed, frozen, immobile, immutable, incommutable, inconvertible, indefeasible, inert

- unambiguous, absolute, ambiguous, apparent, bound, categorical, certain, clean-cut, clear, clear and distinct, clear as crystal, clear as day, clear-cut, coherent, conclusive, connected

- unambiguously, actually, assuredly, certainly, clearly, completely, comprehensibly, decidedly, definitely, distinctly, entirely, expressly, for real, honestly, in all conscience, indeed

- unambitious, humble, loveless, meek, modest, passionless, unassuming, unenthusiastic, unimposing, unobtrusive, unpretending, unpretentious

- unanalysed mass, crude, ore, rough diamond

- unanimity, acclamation, accord, accordance, agreement, agreement of all, chorus, common assent, common consent, concert, concord, concordance, concurrence, consensus, consensus of opinion, consent

- unanimous, accordant, affirmative, agreeable, agreed, agreeing, answerable, at one, at one with, carried by acclamation, coexistent, coexisting, coherent, coincident, coinciding, commensurate

- unanimously elected, accepted, adopted, approved, chosen, elect, elected, hand-picked, named, nominated, passed, picked, ratified, select

- unanimously, agreeably, all agreeing, all together, as one, as one man, back to back, by acclamation, by consensus, collectively, communally, compatibly, concertedly, concordantly, concurrently, congenially

- unannounced, extraordinary, improbable, more than expected, out-of-the-way, past expectation, sudden, unanticipated, unexpected, unforeseeable, unforeseen, unheralded, unpredictable, unpredicted, unprepared for, without warning

- unanswerable, absolute, actual, admitting no question, chartered, demonstrable, excepted, excused, exempt, exempted, factual, favoured, historical, immune, incontestable, incontrovertible

- unanticipated, abrupt, electrifying, extraordinary, hasty, headlong, impetuous, improbable, impulsive, more than expected, nerve-shattering, out-of-the-way, past expectation, precipitant, precipitate, precipitous

- unapparent, able, behind the scenes, camouflaged, concealed, disguised, enigmatic, hidden, impalpable, imperceptible, imponderable, inappreciable, incalculable, indiscernible, insensible, intangible

- unappealing, bitter, disagreeable, displeasing, distasteful, sour, thankless, ugly, unappetizing, unattractive, undesirable, uninviting, unpalatable, unpleasant, unsavoury, unwelcome

- unappeasable, a hog for, acquisitive, all-devouring, avaricious, avenging, avid, bottomless, coveting, covetous, devouring, gluttonous, gobbling, grasping, greedy, hoggish

- unappeased, acquisitive, avaricious, avid, bottomless, devouring, gobbling, grasping, greedy, hoggish, insatiable, limitless, mercenary, miserly, omnivorous, piggish

- unappetizing, bitter, disagreeable, displeasing, distasteful, flat, flavourless, foul-tasting, ill-flavoured, insipid, sour, tasteless, thankless, ugly, unappealing, unattractive

- unappreciated, despised, lowly, misunderstood, out of favour, thankless, unpopular, unsung, unvalued
