Synonyms of oppositions

1 Syllable

war, clash, brush, con, duel, fray

2 Syllables

action, contest, conflict, strife, grapple, struggle, skirmish, combat

3 Syllables

encounter, aversion, warfare, violation, confronting, rivalry, repulsion, contention, prevention, defense, defiance

4 Syllables

counterattack, repugnance, unfriendliness, opposure, oppugnancy, antithesis, hostility, resistance, disapproval, counteraction, negativism, engagement, contrariety, antinomy, competition

5 Syllables

obstructiveness, contradistinction, contraposition