| hardened(noun, adjective, characteristic, strong, hard) |
| heavy-handed(adjective, hard, difficult, complex) |
| knotted(adjective, hard, difficult, complex) |
| leathery(adjective, feature, characteristic, strong, hard) |
| perplexed(adjective, hard, difficult, complex) |
| powerful(adjective, person, body, strong, great) |
| tiger(noun, bad, strong, fit, temper) |
| troubled(adjective, hard, difficult, complex) |
| unbearable(adjective, hard, difficult, complex) |
| convict(noun, adjective, hard, difficult, complex) |
| dire(adjective, hard, difficult, complex) |
| gangster(noun, person, mean, bad, temper) |
| hard-hitting(adjective, hard, difficult, complex) |
| resolute(adjective, calm, clear, strong, hard) |
| sensitive(adjective, hard, difficult, complex) |
| solid(adjective, calm, person, body, strong) |
| strenuous(adjective, action, dull, strong, great) |
| unbending(adjective, mean, clear, strong, hard) |
| courageous(adjective, clear, strong, severe, lively) |
| onerous(adjective, dull, hard, great, severe) |