| concurrence(noun, support, leave, agreement, permit) |
| credentials(noun, permit, authorization, proof, confirmation) |
| declaration(noun, notice, display, statement, decree) |
| flattery(noun, praise, courtesy, commendation, blessing) |
| go-ahead(noun, support, praise, agreement, approval) |
| green light(noun, expression, support, leave, agreement) |
| hallmark(noun, brand, seal, mold, symbol) |
| hand |
| indemnity(security, surety) |
| license(noun, support, leave, allow, agreement) |
| mark(hint, indication, brand, seal, mold) |
| permit(noun, leave, allow, agreement, authority) |
| promotion(help, notice, display, broadcast, announcement) |
| rubber stamp(noun, expression, agreement, approval, authorization) |
| signet(hint, indication, seal, stamp, giveaway) |
| testimony(noun, permit, record, statement, evidence) |
| visa(noun, approval, authorization, proof, verification) |
| acclamation(noun, praise, courtesy, flattery, commendation) |
| accolade(noun, praise, commendation, tribute, encomium) |
| accord(approval, proof, verification, validation, authentication) |