| green light(noun, expression, approval, authorization, consent) |
| go-ahead(noun, approval, authorization, consent, stamp) |
| imprimatur(noun, agreement, authorization, consent, warrant) |
| okay(noun, agreement, approve, approval, sanction) |
| permission(noun, authorization, consent, ok, go-ahead) |
| ratify(verb, approve, authorize, sanction, endorse) |
| seal(noun, approval, stamp) |
| stamp(noun, approval) |
| OK(noun, authorization, consent, permission, blessing) |
| acceptance(noun, agreement, approval, authorization, consent) |
| approbation(noun, agreement, authorization, consent, warrant) |
| approval(noun, agreement, authorization, consent, ok) |
| approve(sanction, endorse) |
| authorization(noun, agreement, consent, ok, go-ahead) |
| authorize(approve, sanction, endorse) |
| commonplace(noun, idea, tag, saying, chestnut) |
| endorsement(noun, agreement, approval, authorization, consent) |
| sanction(noun, agreement, approve, endorse, authorization) |
| sign(approve, sanction, endorse) |
| accredit(approve, authorize, sanction, endorse) |