| opponent(noun, support, trouble, person, evil) |
| competitor(noun, trouble, person, like, opposition) |
| antagonist(noun, support, trouble, person, evil) |
| enemy(noun, trouble, person, evil, awful) |
| rival(noun, trouble, person, like, opposition) |
| contestant(noun, person, match, opposition, rival) |
| foe(noun, trouble, person, opposition, agent) |
| contender(noun, person, opposition, agent, rebel) |
| opposition(noun, support, person, resist, opposition) |
| combatant(noun, person, opposition, opponent, combatant) |
| assailant(noun, opposition, agent, rebel, criminal) |
| gladiator(noun, combatant, fighter) |
| opposer(noun, support, person, resist, opposition) |
| opposite(noun, adjective, opponent, enemy) |
| archenemy(noun, opposition, agent, rebel, criminal) |
| entrant(noun, person, opposition, rival, opponent) |
| devil(noun, trouble, evil, awful, curse) |
| disputant(noun, opposition, agent, rebel, criminal) |
| competition(noun, rival, opponent, favorite, enemy) |
| hostile(noun, adjective, evil, awful, enemy) |