| strong-willed(adjective, firm, determined, serious, resolute) |
| determined(adjective, fixed, resolute, impulsive, attentive) |
| obstinate(adjective, determined, fixed, serious, resolute) |
| stubborn(adjective, determined, fixed, serious, resolute) |
| tenacious(adjective, firm, determined, fixed, serious) |
| firm(adjective, certain, determined, significant, fixed) |
| resolute(adjective, firm, certain, determined, significant) |
| dogged(adjective, determined, fixed, serious, resolute) |
| headstrong(adjective, determined, fixed, resolute, impulsive) |
| persistent(adjective, firm, determined, fixed, serious) |
| unyielding(adjective, firm, determined, fixed, resolute) |
| independent |
| resolved(adjective, firm, determined, significant, fixed) |
| unwavering(adjective, firm, determined, serious, resolute) |
| bullheaded(adjective, determined, resolute, impulsive, stubborn) |
| constant(adjective, firm, determined, serious, resolute) |
| decided(adjective, firm, determined, significant, serious) |
| decisive(adjective, firm, determined, significant, definite) |
| indomitable(adjective, determined, fixed, resolute, stubborn) |
| intent(adjective, firm, determined, significant, serious) |