| belligerent(adjective, contention, combatant) |
| agree(verb, make, meet, total, perform) |
| antagonistic(adjective, hostile, counter, different, spirited) |
| archenemy(noun, opposition, agent, rebel, criminal) |
| balance(verb, study, make, meet, consider) |
| battle(noun, verb, meet, oppose, play) |
| battler(noun, tough, combatant, competitor, participant) |
| brawler(noun, combatant) |
| contrary(adjective, hostile, different, antagonistic, opposite) |
| cutthroat(adjective, spirited, aggressive, opposing, ambitious) |
| emulator(noun, person, opposition, agent, rebel) |
| equivalent(noun, person, like, match, balance) |
| hostile(adjective, counter, different, antagonistic, contrary) |
| mate(noun, match, balance, equal, double) |
| measure up to(verb, expression, idiom, meet, oppose) |
| militant(noun, adjective, combatant) |
| near(verb, oppose, match, equal, resemble) |
| reach(verb, make, mean, meet, extend) |
| strive(verb, meet, oppose, play, fight) |
| take on(verb, expression, play, fight, challenge) |