| savage |
| severe(adjective, mean, harsh, cruel, pitiless) |
| tough(adjective, mean, hard, cool, informal) |
| uncharitable(adjective, mean, hard, feelings, unsympathetic) |
| unconcerned(adjective, mean, hard, cool, unpleasant) |
| unemotional(adjective, mean, hard, cool, unpleasant) |
| unrelenting(adjective, mean, severe, harsh, cruel) |
| unyielding(adjective, mean, severe, harsh, cruel) |
| barbaric(adjective, pitiless) |
| barbarous(adjective, mean, severe, harsh, cruel) |
| bestial(adjective, severe, harsh, cruel, monstrous) |
| brutish |
| cold-blooded(adjective, mean, hard, cool, unpleasant) |
| disinterested(adjective, mean, hard, cool, unpleasant) |
| ferocious |
| fiendish(adjective, pitiless) |
| flinty |
| frigid(adjective, mean, hard, cool, unpleasant) |
| hellish(adjective, pitiless) |
| icy(adjective, mean, hard, cool, informal) |