| cruel(adjective, person, mean, strong, hard) |
| savage(adjective, mean, strong, severe, rough) |
| inhuman(adjective, adverb, animal, person, mean) |
| ruthless(adjective, mean, hard, tough, severe) |
| barbarous(adjective, adverb, mean, strong, severe) |
| barbaric(adjective, person, rude, violent, cruel) |
| harsh(adjective, mean, hard, tough, severe) |
| brutish(adjective, adverb, strong, severe, evil) |
| merciless(adjective, mean, hard, tough, severe) |
| pitiless(adjective, person, mean, hard, tough) |
| vicious(adjective, mean, strong, severe, evil) |
| ferocious(adjective, mean, strong, severe, evil) |
| fierce(adjective, mean, bad, cool, severe) |
| atrocious(adjective, evil, nasty, harsh, rude) |
| bloodthirsty(adjective, strong, severe, evil, nasty) |
| hard(adjective, person, mean, tough, severe) |
| unfeeling(adjective, person, mean, tough, severe) |
| unkind(adjective, person, mean, hard, tough) |
| bestial(adjective, adverb, animal, severe, evil) |
| inhumane(adjective, person, mean, severe, evil) |