List of Synonyms and Antonyms of “C” Words

Words Synonyms Antonyms
Calm peaceful, quiet, serene, detached, nonchalant turbulent, violent, wild
Casual accidental, informal, natural, spontaneous, relaxed, unrestrained planned, premeditated, deliberate
Caustic acerbic, biting, scathing, sharp, pungent, slashing calm, mild, soothing
Cautious careful, prudent, wary, chary, circumspect, gingerly rash, hasty, imprudent, unguarded, heedless, careless
Cease check, discontinue, halt, stall, arrest, belay commence, continue, initiate
Certainty assurance, confidence, conviction, sureness, surety, credence ambiguity, doubt, uncertainty
Charming delightful, enchanting, heavenly, attractive, appealing, lovely offensive, repellent, terrifying
Chaos clutter, confusion, disarray, jumble, muddle, disorder calm, harmony, order
Cheater defrauder, swindler, trickster, crook, scammer, deceiver honest, truthful
Check arrest, stop, quit, stall, bridle, constrain allow, assist, permit
Clumsy awkward, graceless, unskilled, inept, unwieldy, unmanageable expert, dexterous, adroit
Coarse crude, rough, uncivilized, uncouth, obscene, filthy smooth, refined, sophisticated
Collusion conspiracy, connivance, intrigue, plot, scheme, machination discord, separation, estrangement
Commence begin, embark, inaugurate, initiate, launch, undertake cease, finish, end
Compact dense, close, crowded, packed, tight, heavy loose, slack, uncondensed
Compel coerce, oblige, pressure, force, obligate, make impede, obstruct, hinder
Competent capable, skilled, proficient, efficient, decent, sufficient inefficient, incapable, incept
Compile assemble, gather, garner, collate, congregate, consolidate disperse, disassemble, scatter
Complain grouch, grump, whine, fret, fuss, grieve applaud, commend, praise
Complex complicated, intricate, elaborate, knotty, tangled, convoluted evident, obvious, plain
Conceal block, hide, obscure, clock, shroud, mask disclose, divulge, expose
Concise brief, compendious, laconic, succinct, terse, summary expansive, elaborate, lengthy
Conflict confrontation, hostility, strife, discord, dissent, variance agreement, concord, peace
Conquer defeat, overcome, subdue, rout, surmount, vanquish retreat, succumb, yield
Consensus unanimity, accord, agreement, unison, harmony, consent disagreement, discord, dissonance
Consistent accordant, congruous, consonant, correspondent, harmonious, unchanging incongruous, varying, erratic
Contradictory contrary, converse, diametric, opposite, polar, reverse consistent, reconciled, agreeing
Convincing cogent, persuasive, satisfactory, authentic, credible, valid dubious, implausible, incredible
Courteous attentive, considerate, polite, solicitous, genteel, mannerly rude, impolite, uncivilized
Curtail abbreviate, abridge, condense, reduce, shorten, cut extend, lengthen, prolong