| proper(adjective, good, correct, right, reasonable) |
| legal(adjective, good, open, sound, correct) |
| permissible(adjective, allow, informal, proper, just) |
| clean(adjective, right, reasonable, sensible, proper) |
| true(noun, adjective, good, open, sound) |
| decent(adjective, right, fair, agreeable, proper) |
| right(adjective, good, sound, correct, reasonable) |
| correct(adjective, good, open, right, reasonable) |
| legitimate(noun, adjective, good, clear, open) |
| authentic(noun, adjective, good, open, sound) |
| lawful(adjective, good, open, sound, correct) |
| valid(adjective, open, right, reasonable, honest) |
| rightful(adjective, good, correct, right, reasonable) |
| pure(adjective, good, sound, correct, right) |
| admissible(adjective, cool, pleasant, allow, fair) |
| acceptable(adjective, good, pleasant, fit, appropriate) |
| ethical(adjective, good, open, correct, right) |
| fitting(adjective, correct, right, reasonable, fit) |
| genuine(noun, adjective, good, sound, correct) |
| good(adjective, sound, right, reasonable, fit) |