Merriam-Webster's Dictionary and Thesaurus - Merriam-Webster [1460]
fast, fixed, hard-and-fast, immutable, inflexible, unalterable—more at INFLEXIBLE
un·chang·ing adjective : not changing or capable of change
Synonyms
constant, stable, stationary, steady, unvarying—more at CONSTANT
un·charged adjective : having no electrical charge
un·char·i·ta·ble adjective 1 : not charitable
2 : severe in judging others
— un·char·i·ta·ble·ness noun
— un·char·i·ta·bly adverb
Synonyms
[1] cheap, close, mean, niggardly, parsimonious, penurious, spare, sparing, stingy, tight, tightfisted—more at STINGY
[2] callous, hard, heartless, inhuman, inhumane, merciless, obdurate, pitiless, unfeeling, unsympathetic—more at HARD
un·chart·ed adjective 1 : not recorded on a map, chart, or plan
2 : UNKNOWN
un·chaste adjective : not pure or modest in thought or action
un·chas·ti·ty noun : the quality or state of being unchaste
un·checked adjective : not checked : not curbed or hindered
Synonyms
intemperate, rampant, unbridled, uncontrolled, ungoverned, unhampered, unhindered, unrestrained—more at RAMPANT
un·chris·tened adjective : not named
Synonyms
anonymous, nameless, unbaptized, unidentified, unnamed, untitled—more at NAMELESS
un·chris·tian adjective 1 : not of the Christian faith
2 : contrary to the Christian spirit
un·churched adjective : not belonging to or connected with a church
un·cial adjective : relating to or written in a form of script with rounded letters used esp. in early Greek and Latin manuscripts
— uncial noun
un·cir·cu·lat·ed adjective : issued for use as money but kept out of circulation
un·cir·cum·cised adjective 1 : not circumcised
2 : HEATHEN
un·civ·il adjective 1 : not civilized : BARBAROUS
2 : lacking in courtesy : DISCOURTEOUS
Synonyms
discourteous, ill-bred, ill-mannered, impertinent, impolite, inconsiderate, rude, thoughtless, ungracious, unmannerly—more at IMPOLITE
un·civ·i·lized adjective 1 : not civilized : BARBAROUS
2 : remote from civilization : WILD
Synonyms
barbarous, heathen, heathenish, Neanderthal, rude, savage, uncivil, uncultivated, wild—more at SAVAGE
un·clad adjective : not covered or clothed
Synonyms
bare, naked, nude, unclothed, undressed—more at NAKED
un·clasp verb : to open by or as if by loosing the clasp
un·cle noun [ORIGIN: ME, fr. AF, fr. L avunculus mother's brother]
: the brother of one's father or mother; also : the husband of one's aunt
un·clean adjective 1 : morally or spiritually impure
2 : prohibited by ritual law for use or contact
3 : not clean or pure : DIRTY
— un·clean·ness noun
Synonyms
dirty, dusty, filthy, foul, grubby, grungy, mucky, muddy, nasty, smutty, sordid—more at DIRTY
un·clean·li·ness noun : the quality or state of being uncleanly
Synonyms
dinginess, dirtiness, filthiness, foulness, grubbiness, nastiness—more at DIRTINESS
un·clean·ly adjective : physically unclean
un·clean·ness noun : UNCLEANLINESS
un·clear adjective 1 : difficult to grasp or understand
2 : confused or uncertain in statement or understanding
Synonyms
bleary, dim, faint, foggy, fuzzy, hazy, indefinite, indistinct, indistinguishable, murky, nebulous, obscure, opaque, shadowy, undefined, undetermined, vague—more at FAINT
un·clench verb : to open from a clenched position : RELAX
Uncle Tom noun [ORIGIN: fr. Uncle Tom, faithful slave in Harriet Beecher Stowe's novel Uncle Tom's Cabin (1851-52)]
: a black who is eager to win the approval of whites
un·cloak verb 1 : to remove a cloak or cover from
2 : to make (something secret or hidden) publicly or generally known : to reveal the true nature of
Synonyms
bare, disclose, discover, divulge, expose, reveal, spill, tell, unbosom, uncover, unmask, unveil—more at REVEAL
un·clog verb : to remove an obstruction from
Synonyms
clear, free, open, unstop
ease, facilitate, loosen, smooth—more at EASE
un·close verb : OPEN
— un·closed adjective
un·clothe verb : to strip of clothes or a covering
Synonyms
strip, undress—more at UNDRESS
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