| principal(adjective, awful, horrible) |
| threat(noun, unknown, enemy, foe) |
| unco(noun, unknown, enemy, foe) |
| unfriend(noun, unknown, enemy, foe) |
| unknown(noun, enemy, foe) |
| villain(noun, unknown, enemy, foe) |
| accuser(noun, unknown, enemy, foe) |
| adversary force(noun, unknown, enemy, foe) |
| adverse party(noun, unknown, enemy, foe) |
| aggressor(noun, unknown, enemy, foe) |
| agonist(noun, unknown, enemy, foe) |
| alien(noun, unknown, enemy, foe) |
| arch-foe(noun, unknown, enemy, foe) |
| assailant(noun, unknown, enemy, foe) |
| attacker(noun, unknown, enemy, foe) |
| bad guys(noun, unknown, enemy, foe) |
| bandit(noun, unknown, enemy, foe) |
| basher(noun, unknown, enemy, foe) |
| blockader(noun, unknown, enemy, foe) |
| contradictor(noun, unknown, enemy, foe) |