| persistent(adjective, certain, resolute, constant, reliable) |
| proved to be true(adjective, test, expert, reliable) |
| qualified(adjective, test, expert, reliable) |
| reputable(solid, proper, consistent, accepted, established) |
| resolute(adjective, true, persistent, reliable, trustworthy) |
| responsible(good, strong, open, solid, true) |
| revised(adjective, test, expert, reliable) |
| righteous(open, reliable, consistent, steadfast, dependable) |
| rock solid |
| secure(adjective, good, sensible, solid, fair) |
| solid(good, strong, proper, reliable, accepted) |
| stable(adjective, good, strong, honest, solid) |
| straight |
| strong(adjective, good, honest, solid, true) |
| tested(adjective, test, expert, reliable) |
| there(good, strong, open, sensible, solid) |
| tried and tested(adjective, test, expert, reliable) |
| trustable |
| truthful(adjective, open, honest, solid, straight) |
| unflagging(adjective, certain, constant, reliable, trustworthy) |