| witness(noun, information, reason, picture, evidence) |
| acknowledgment(noun, affirmation) |
| agreement(noun, contract, assurance, promise, authorization) |
| approbation(authorization, commendation, confirmation) |
| avowal(noun, confirmation, affirmation, assertion, pronouncement) |
| backing(authorization, commendation, confirmation) |
| bond(noun, agreement, contract, assurance, promise) |
| collateral(noun, agreement, contract, assurance, promise) |
| contract(noun, order, agreement, record, grant) |
| diploma(permit, warrant, document, license) |
| discovery(noun, recognition, revelation, glimpse, comparison) |
| document(noun, order, record, contract, sanction) |
| exemplification(noun, evidence, warrant, recognition, comparison) |
| exhibit(noun, information, reason, picture, evidence) |
| fact(noun, evidence) |
| fiat(authorization, commendation, confirmation) |
| go-ahead(noun, authorization, commendation, document, confirmation) |
| green light(noun, expression, statement, authorization, commendation) |
| hallmark(noun, seal, symbol, stamp, authentication) |
| identification |