| uncivilized(adjective, rude, violent, cruel, vicious) |
| unrelenting(adjective, animal, mean, hard, tough) |
| violent(adjective, mean, sharp, harsh, cruel) |
| wolfish(adjective, rude, violent, cruel, vicious) |
| Draconian |
| aggressive(adjective, mean, sharp, harsh, cross) |
| austere(adjective, mean, hard, harsh, cold) |
| avaricious(adjective, hard, tough, harsh, cruel) |
| banemalentous(adjective, person, evil) |
| barbarian(adjective, rude, violent, cruel, vicious) |
| bitter(adjective, evil, nasty, harsh, vicious) |
| browbeating(adjective, mean, sharp, harsh, cross) |
| bullying(adjective, mean, sharp, harsh, cross) |
| cannibalic |
| caustic(adjective, mean, sharp, harsh, cross) |
| closed(adjective, coldhearted) |
| coarse(adjective, rough, rude, cruel, vicious) |
| coldblooded(adjective, mean, hard, harsh, cold) |
| compassionless(adjective, mean, hard, severe, harsh) |
| cowing(adjective, mean, sharp, harsh, cross) |