| firm(noun, adjective, strong, certain, determined) |
| steadfast(adjective, strong, flat, firm, certain) |
| unwavering(adjective, strong, flat, firm, certain) |
| resolute(adjective, strong, flat, firm, certain) |
| determined(adjective, strong, flat, firm, harsh) |
| unfaltering(adjective, strong, firm, certain, determined) |
| constant(adjective, strong, flat, firm, certain) |
| steady(adjective, strong, flat, firm, certain) |
| unyielding(adjective, mean, strong, severe, flat) |
| brave(adjective, smart, ready, determined, resolution) |
| persistent(adjective, strong, flat, firm, certain) |
| fearless(adjective, ready, determined, steady, bold) |
| unshrinking(adjective, resolution, bold, courage, resolute) |
| courageous(adjective, firm, ready, determined, bold) |
| dauntless(noun, adjective, ready, determined, bold) |
| indomitable(adjective, strong, firm, determined, steady) |
| relentless(adjective, mean, severe, firm, harsh) |
| resolved(adjective, strong, flat, firm, certain) |
| staunch(adjective, strong, flat, firm, certain) |
| tenacious(adjective, strong, flat, firm, determined) |