| fast(adjective, close, strong, tough, correct) |
| guaranteed(adjective, set, solid, certain, sure) |
| honorable(adjective, good, close, strong, sound) |
| persistent(adjective, strong, tough, certain, regular) |
| resolute(adjective, close, correct, firm, honest) |
| ripe |
| rock-steady |
| steady-going(adjective, firm, solid, stable, fixed) |
| unflinching(adjective, resolute, persistent, dedicated, unwavering) |
| valid(adjective, good, open, right, reasonable) |
| allegiant(adjective, close, correct, firm, honest) |
| assured(certain, sure, guaranteed) |
| bona fide(expression, adjective, correct, right, flat) |
| calculable |
| convincing(open, honest, sensible, solid, pure) |
| dedicated(adjective, firm, honest, pure, resolute) |
| fixed(adjective, set, strong, tough, firm) |
| honourable |
| inviolable |
| kosher(adjective, good, open, correct, right) |