Synonyms of opposite

2 Syllables
fronting, abreast, across, fornent, polar, facing, agin, counter, flip-side
3 Syllables
antonyms, hostile, crosswise, opposed, opposing, divergent, diametric, ornery, inversion, unlike, reverse, beside, counterpart, everted, different, mismatched, negations, negation, unfriendly, paradox, vis-a-vis, differing, vis-à-vis, antonym, reversed, adverse, inverse, contrary, obverse, repugnant, resentful, diverse, inversions, contrarient, contrasted, discordant
4 Syllables
contradictions, inharmonic, unsimilar, retrograde, dissimilar, unalike, corresponding, negatory, disavowal, antithetic, contradiction, separate, antipodal, paradoxes, unadapted, unrelated, inimical, independent, polarized, disharmonious, unneighborly, unconnected, violative, antipodean, unmusical, unharmonious, inconsistent
5 Syllables
antagonistic, oppositional, antithetical, incompatible, inconformable, paradoxical, contradictory, neutralization, unconformable, counteractive, diametrically
6 Syllables
irreconcilable, contrapositive