| firm(adjective, calm, change, set, mean) |
| set(verb, adjective, change, strong, hard) |
| determined(verb, adjective, set, clear, strong) |
| stubborn(adjective, characteristic, quality, mean, hard) |
| rigid(adjective, mean, hard, complete, secure) |
| resolute(adjective, set, strong, hard, secure) |
| immovable(adjective, move, mean, strong, hard) |
| inflexible(adjective, mean, strong, hard, secure) |
| permanent(adjective, strong, secure, tough, firm) |
| settled(verb, adjective, set, strong, secure) |
| inexorable(adjective, mean, hard, certain, determined) |
| uncompromising(adjective, mean, hard, secure, rough) |
| unyielding(adjective, mean, strong, hard, sound) |
| intransigent(adjective, tough, determined, resolute, obstinate) |
| obdurate(adjective, strong, hard, secure, flat) |
| unbending(adjective, mean, strong, hard, flat) |
| established(adjective, verb, state, strong, determined) |
| stiff(adjective, set, hard, secure, rough) |
| unchanging(adjective, severe, firm, harsh, solid) |
| steadfast(adjective, move, calm, strong, complete) |