| determined(verb, adjective, set, strong, severe) |
| resolute(adjective, set, strong, severe, flat) |
| firm(adjective, set, severe, harsh, certain) |
| decided(verb, adjective, set, complete, firm) |
| steadfast(adjective, strong, flat, firm, certain) |
| stubborn(adjective, characteristic, quality, firm, deliberate) |
| set(adjective, strong, severe, flat, firm) |
| fixed(verb, adjective, set, strong, flat) |
| inflexible(adjective, strong, severe, flat, firm) |
| obstinate(adjective, firm, deliberate, determined, usual) |
| persistent(adjective, strong, flat, firm, certain) |
| unwavering(adjective, strong, flat, firm, certain) |
| rigid(adjective, severe, harsh, cruel, determined) |
| tenacious(adjective, strong, flat, firm, determined) |
| unyielding(adjective, strong, determined, resolute, rigid) |
| relentless(adjective, determined, resolution, resolute, persistent) |
| unflinching(adjective, strong, flat, firm, certain) |
| single-minded(adjective, determined, serious, resolute, persistent) |
| dogged(adjective, strong, firm, deliberate, determined) |
| indomitable(adjective, determined, resolution, resolute, persistent) |