| critic(noun, opponent, enemy, attacker, censor) |
| disparager(noun, opponent, enemy, attacker, critic) |
| censor(noun, opponent, enemy, attacker, critic) |
| detractor(noun, opponent, enemy, attacker, critic) |
| knocker(noun, opponent, enemy, critic, censor) |
| muckraker(noun, opponent, enemy, attacker, critic) |
| quibbler(noun, opponent, enemy, attacker, critic) |
| slanderer(noun, opponent, enemy, attacker, critic) |
| aristarch(noun, opponent, enemy, attacker, critic) |
| attacker(noun, opponent, enemy, critic, defamer) |
| backseat driver(noun, expression, opponent, enemy, attacker) |
| blamer(noun, opponent, enemy, attacker, critic) |
| carper(noun, opponent, enemy, attacker, critic) |
| caviler(noun, opponent, enemy, attacker, critic) |
| censurer(noun, opponent, enemy, attacker, critic) |
| complainant(noun, opponent, enemy, attacker, critic) |
| complainer(noun, opponent, enemy, attacker, critic) |
| decrier(noun, opponent, enemy, censor, detractor) |
| defamer(noun, opponent, enemy, attacker, critic) |
| disapprover(noun, opponent, enemy, attacker, critic) |