Synonyms and related words :
abnormality, agree to disagree, anomaly, be at cross-purposes, break, break off, clash, collide, conflict, contradict, counter, differ, disaccord, disagree, dissent, impropriety, inadmissibility, inapplicability, inappositeness, inappropriateness, inaptitude, inaptness, infelicity, irrelevance, irrelevancy, jangle, jar, jostle, maladjustment, mesalliance, misalliance, misjoinder, misjoining, mismate, negate, object, uncongeniality, unfitness, unsuitability, vary