| 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) |
| castigator(detractor, backbiter, fire-eater, she-devil) |
| commentator |
| complainant(noun, opponent, enemy, attacker, critic) |
| complainer(noun, opponent, enemy, attacker, critic) |
| connoisseur |
| criticizer(noun, opponent, enemy, attacker, critic) |
| cynic |
| decrier(noun, opponent, enemy, censor, detractor) |
| disapprover(noun, opponent, enemy, attacker, critic) |
| disputer(noun, opponent, enemy, attacker, critic) |
| doubter(noun, opponent, enemy, attacker, critic) |
| fretter(noun, opponent, enemy, attacker, critic) |
| hoe |
| hypercritic(noun, opponent, enemy, attacker, critic) |
| maligner(noun, opponent, enemy, attacker, critic) |
| mud-slinger(noun, opponent, enemy, attacker, critic) |