| pure(adjective, good, sharp, honest, fair) |
| querulous |
| resolved(adjective, definite, persistent, rigid, obstinate) |
| responsible(adjective, careful, moral, upright, thorough) |
| right on target(adjective, exact, scrupulous, detailed) |
| rugged(adjective, strong, hard, tough, severe) |
| scientific(adjective, close, correct, solid, exact) |
| stony |
| straitlaced(adjective, formal, fastidiousness) |
| tenacious(adjective, persistent, obstinate, insistent, dogged) |
| true blue(adjective, exact, scrupulous, detailed) |
| unalterable(set, strong, hard, severe, certain) |
| unchangeable(adjective, strong, hard, certain, definite) |
| unflinching(adjective, strong, flat, harsh, certain) |
| unpermissive(adjective, hard, severe, rough, firm) |
| unwavering(adjective, close, strong, correct, flat) |
| arbitrary(adjective, severity) |
| unkind(adjective, tough, harsh, cruel, grim) |
| acerbic(adjective, severe) |
| adamantine(adjective, set, strong, hard, tough) |