| foil(noun, opponent, unlike) |
| negation(noun, dispute, conflict, flaw, denial) |
| abreast(adverb, next, fornent, beside, facing) |
| assailant(noun, opponent, enemy) |
| attacker(noun, opponent, enemy) |
| combatant(noun, opponent, enemy) |
| contrast(noun, reverse, contrary, unlike, converse) |
| contrasted(adjective, separate, reverse, distinct, different) |
| counteractive(adjective, counter, antagonistic, contrary, conflicting) |
| disparate(adjective, separate, distinct, different, inappropriate) |
| incongruous(adjective, distinct, different, inappropriate, antagonistic) |
| inversion(noun, reverse, contrast, contrariety, transposition) |
| opposer(noun, opponent) |
| other(adjective, different) |
| paradox(noun, reverse, flaw, contrary, puzzle) |
| con(adjective, counter, antagonistic, contrary, conflicting) |
| aberrant(adjective, different, contrary, conflicting, dissimilar) |
| adversarial(adjective, hostile, contrary, opposing, diametric) |
| antithetic(adjective, counter, antagonistic, contrary, conflicting) |
| beside(adverb, preposition, near, round, next) |