Synonyms of contradictory

1 Syllable

con

2 Syllables

agin, anti, against, flipflop, counter, polar, flip-side

3 Syllables

negating, adverse, contrasting, discrepant, contrary, incongruous, ironic, converse, nullifying, opposing, divergent, incongruent, conflicting, reverse, repugnant, diametric, diverse, ornery, flipside, wrongheaded, contrarient, discordant, unlike, perverse

4 Syllables

retroversion, counterpole, antithesis, unmixable, unmusical, antonymic, antitheses, inharmonic, disconsonant, antonymous, antithetic, obstinate, unsimilar, polarized, antipodal, dissimilar, disharmonious, violative, ambivalent, antipodean, opposite, unalike, unharmonious, double-edged, inconsistent

5 Syllables

unreasonable, antithetical, incompatible, unconformable, paradoxical, counteractive

6 Syllables

irreconcilable, counterintuitive, opinionative, uncomplimentary