| opponent(noun, trouble, person, evil, awful) |
| adversary(noun, trouble, person, evil, awful) |
| antagonist(noun, trouble, person, evil, awful) |
| foe(noun, trouble, person, love, dislike) |
| competitor(noun, trouble, person, opposition, curse) |
| rival(noun, adjective, trouble, person, opposition) |
| contestant(noun, person, match, opposition, rival) |
| contender(noun, person, opposition, someone, rival) |
| opposition(noun, person, conflict, match, someone) |
| combatant(noun, person, opposition, opponent, opposing) |
| assailant(noun, opposition, someone, rival, opponent) |
| villain(noun, person, bad, evil, someone) |
| gladiator(noun, combatant, fighter) |
| archenemy(noun, person, love, someone, rival) |
| foeman(noun, evil, awful, foe) |
| hostile(noun, evil, awful, foe) |
| opposite(noun, adjective, hostile, counter, different) |
| entrant(noun, person, match, opposition, rival) |
| nemesis(noun, person, love, rival, opponent) |
| attacker(noun, someone, rival, opponent, competitor) |