| strong(adjective, rigid) |
| unalterable(adjective, strong, certain, determined, definite) |
| unconquerable(adjective, persistent, obstinate, insistent, dogged) |
| undaunted |
| unhesitating(adjective, firm, certain, resolution, serious) |
| unshaken(adjective, strong, firm, certain, definite) |
| willful(adjective, deliberate, determined, careful, thoughtful) |
| zealous(adjective, resolute) |
| adamantine(adjective, determined, resolute, uncompromising, unshakeable) |
| adjudicated(verb, judged) |
| aimed(verb, intended) |
| analyzed |
| arranged(verb, adjective, certain, determined, usual) |
| bullheaded(adjective, deliberate, determined, resolute, intentional) |
| cantankerous(adjective, determined, fixed, persistent, obstinate) |
| certain(adjective, determined, significant, usual, regular) |
| changeless(adjective, certain, limited, definite, inflexible) |
| clear(adjective, certain, definite, bare, sure) |
| closed |
| contrary(adjective, determined, fixed, persistent, obstinate) |