seal of approval Synonyms

cachet seal permit say-so licence warranty support permission endorsement sanction ratification indication of authorization empowerment rubber stamp sign of approval mark of approval indication of endorsement indication of approval indication of acceptance approval mark stamp of approval thumbs up green light blank cheque nod mandate assent approval approbation allowance agreement affirmation acquiescence acknowledgment accreditation authority authorization blessing liberty leave imprimatur guarantee freedom dispensation consent confirmation clearance acceptance