| perverse(adjective, wicked) |
| profane(adjective, wicked) |
| revenging |
| rigid(adjective, harsh, cruel, determined, fierce) |
| sadistic(adjective, mean, nasty, harsh, violent) |
| sanguinary(adjective, hard, tough, harsh, cruel) |
| savage(adjective, mean, hard, tough, nasty) |
| scandalous(adjective, wicked) |
| scornful(adjective, person, negative) |
| shameful(adjective, wicked) |
| single-minded(adjective, harsh, cruel, determined, fierce) |
| sour(adjective, hard, tough, harsh, cruel) |
| stiff(adjective, harsh, cruel, determined, fierce) |
| stop at nothing(expression, adjective, idiom, harsh, cruel) |
| strict(adjective, harsh, cruel, determined, fierce) |
| stringent(adjective, harsh, cruel, determined, fierce) |
| stung(adjective, resentful) |
| sulky |
| sullen(adjective, malevolent) |
| terrible(adjective, wicked) |