| acrid(adjective, hard, severe, sharp, flat) |
| antipathetic(adjective, harsh, different, contrary, conflicting) |
| asperous(adjective, hard, severe, sharp, flat) |
| astringent(adjective, hard, severe, sharp, flat) |
| at odds(expression, adjective, harsh, contrary, conflicting) |
| bitter(adjective, hard, severe, sharp, flat) |
| bleak(adjective, hard, severe, sharp, flat) |
| cacophonic(adjective, discordant, asperous, raucous, unharmonious) |
| caterwauling(adjective, hard, severe, sharp, flat) |
| clashing(adjective, hard, severe, sharp, flat) |
| coarse(adjective, hard, severe, sharp, flat) |
| contradictory(adjective, harsh, different, contrary, conflicting) |
| contrarient(adjective, harsh, different, contrary, conflicting) |
| contrary(adjective, harsh, different, conflicting, discordant) |
| craggy(adjective, hard, severe, sharp, flat) |
| creaking(adjective, hard, severe, sharp, flat) |
| croaking(adjective, hard, severe, sharp, flat) |
| diaphonic |
| different(adjective, harsh, contrary, conflicting, discordant) |
| differing(adjective, discordant) |