A bad or unsuitable match.

Roget 24: disagreement; discord, discordance; dissonance, dissidence, discrepancy; unconformity etc. 83; incongruity, incongruence^†; discongruity^†, mesalliance; jarring etc. v.; dissension etc. 713; conflict etc. (opposition) 708; bickering, clashing, misunderstanding, wrangle.    disparity, mismatch, disproportion; dissimilitude, inequality; disproportionateness etc. adj.^†; variance, divergence, repugnance.    unfitness etc. adj.; inaptitude, impropriety; inapplicability etc. adj.; inconsistency, inconcinnity^†; irrelevancy etc. (irrelation) 10.    misjoining^†, misjoinder^†; syncretism^†, intrusion, interference; concordia discors [Lat.].    fish out of water.    ... show more

Match badly; match two objects or people that do not go together.

Roget 15: be different etc. adj.; differ, vary, ablude^†, mismatch, contrast; divaricate; differ toto coelo [Lat.], differ longo intervallo [It].    vary, modify etc. (change) 140.    discriminate etc. 465.    ... show more

Roget 24: disagree; clash, jar etc. (discord) 713; interfere, intrude, come amiss; not concern etc. 10; mismatch; humano capiti cervicem jungere equinam [Lat.].    ... show more