| flinty(adjective, evil, nasty, harsh, vicious) |
| grim(adjective, mean, harsh, cruel, vicious) |
| hard(adjective, mean, evil, nasty, harsh) |
| hard-hearted(adjective, mean, evil, nasty, harsh) |
| harsh(adjective, mean, evil, nasty, cruel) |
| heartless(adjective, mean, evil, nasty, harsh) |
| hellish(adjective, evil, nasty, harsh, vicious) |
| inexorable(adjective, mean, evil, nasty, harsh) |
| inhuman(adjective, mean, evil, nasty, harsh) |
| inhumane(adjective, evil, nasty, harsh, vicious) |
| ironfisted(adjective, mean, harsh, cruel, vicious) |
| irreconcilable |
| mean(adjective, nasty, harsh, cruel, vicious) |
| merciless(adjective, mean, evil, nasty, harsh) |
| monstrous(adjective, evil, nasty, harsh, vicious) |
| painful(adjective, evil, nasty, harsh, vicious) |
| pernicious(adjective, evil, nasty, harsh, vicious) |
| poignant(adjective, evil, nasty, harsh, vicious) |
| retributive |
| revenging |