| flinty(adjective, characteristic, cruelty, atrocity) |
| hard(adjective, characteristic, cruelty, atrocity) |
| hard-hearted(adjective, characteristic, cruelty, atrocity) |
| harsh(adjective, characteristic, cruelty, atrocity) |
| heartless(adjective, characteristic, cruelty, atrocity) |
| hellish(adjective, characteristic, cruelty, atrocity) |
| implacable(adjective, characteristic, cruelty, atrocity) |
| inexorable(adjective, characteristic, cruelty, atrocity) |
| inhuman(adjective, characteristic, cruelty, atrocity) |
| inhumane(adjective, characteristic, cruelty, atrocity) |
| malevolent(adjective, characteristic, cruelty, atrocity) |
| merciless(adjective, characteristic, cruelty, atrocity) |
| painful(adjective, characteristic, cruelty, atrocity) |
| pernicious(adjective, characteristic, cruelty, atrocity) |
| perverted(adjective, characteristic, corruption, wildness) |
| poignant(adjective, characteristic, cruelty, atrocity) |
| rancorous(adjective, characteristic, cruelty, atrocity) |
| relentless(adjective, characteristic, cruelty, atrocity) |
| reprobate(adjective, characteristic, corruption, wildness) |
| revengeful(adjective, characteristic, cruelty, atrocity) |