| enemy(noun, person, opposition, hostility) |
| opposition(noun, person, hostility, antagonism) |
| antagonist(noun, person, opposition, hostility) |
| archenemy(noun, person, opposition, hostility) |
| assailant(noun, person, opposition, hostility) |
| attacker(noun, person, opposition, hostility) |
| betrayer(noun, person, opposition, hostility) |
| competitor(noun, person, opposition, hostility) |
| contender(noun, person, opposition, hostility) |
| defiler(noun, person, opposition, hostility) |
| disputant(noun, person, opposition, hostility) |
| foe(noun, person, opposition, hostility) |
| invader(noun, person, opposition, hostility) |
| opponent(noun, person, opposition, hostility) |
| rival(noun, person, opposition, hostility) |
| seditionist(noun, person, opposition, hostility) |
| traitor(noun, person, opposition, hostility) |
| villain(noun, person, opposition, hostility) |
| adversary(noun, person, opposition, hostility) |
| grouping |