| condign(adjective, fair, proper, moral, upright) |
| condonable(adjective, sound, reasonable, rational, justified) |
| cost-effective(adjective, profit, rofitable) |
| deserved(adjective, honest, fair, moral, upright) |
| expiable |
| fitting(adjective, honest, fair, moral, upright) |
| level(reasonable, just, impartial) |
| licit(adjective, reasonable, proper, valid, legitimate) |
| remissible(adjective, reasonable, justified, defensible) |
| righteous(adjective, honest, worthy, reliable, trustworthy) |
| suitable(adjective, reasonable, honest, fair, moral) |
| well-founded(adjective, sound, reasonable, rational, valid) |
| well-grounded(sound, reasonable, rational, logical, understandable) |
| appropriate(adjective, honest, fair, moral, upright) |
| authorized(adjective, fair, proper, authentic, valid) |
| believable(adjective, sound, reasonable, sensible, rational) |
| cogent(clear, sound, reasonable, sensible, rational) |
| equitable(adjective, sound, right, reasonable, honest) |
| even |
| fair and square(expression, idiom, reasonable, just, impartial) |