| cutthroat(adjective, mean, hard, severe, care) |
| grim(adjective, animal, mean, hard, tough) |
| hardhearted(adjective, mean, hard, severe, care) |
| inflexible(adjective, severe, harsh, cruel, determined) |
| mean(verb, adjective, animal, hard, severe) |
| bestial(adjective, animal, mean, severe, nasty) |
| fell(adjective, animal, mean, harsh, violent) |
| feral(adjective, mean, harsh, violent, cruel) |
| indifferent(adjective, hard, care, cold, unfeeling) |
| strict(adjective, severe, harsh, cruel, determined) |
| tyrannical(adjective, hard, tough, nasty, harsh) |
| unyielding(adjective, mean, hard, tough, severe) |
| rigid(adjective, severe, harsh, cruel, determined) |
| sadistic(adjective, person, mean, nasty, harsh) |
| selfish |
| stern(adjective, mean, hard, severe, sharp) |
| uncompromising(adjective, severe, harsh, cruel, determined) |
| unsparing(adjective, person, mean, severe, harsh) |
| atrocious(adjective, nasty, harsh, violent, cruel) |
| austere(adjective, hard, severe, sharp, nasty) |