16
sanction(noun, agreement, approval, authorization, consent)
13
permission(noun, leave, impression, approval, authorization)
12
authorization(noun, authority, permit, permission, license)
12
endorsement(noun, agreement, authorization, consent, warrant)
11
approval(noun, agreement, authorization, consent, go-ahead)
8
warrant(noun, agreement, authorization, consent, acknowledgment)
7
acceptance(noun, agreement, authorization, consent, warrant)
7
approbation(noun, agreement, authorization, consent, warrant)
7
okay(noun, agreement, authorization, consent, go-ahead)
6
blessing(noun, authorization, consent, go-ahead)
6
confirmation(noun, impression, impress, stamp)
6
consent(noun, agreement, authorization, go-ahead)
6
countenance
6
indorsement
6
permit(noun, agreement, impression, approval, impress)
6
seal(noun, impression, impress, stamp, authentication)
5
OK(noun, authorization, consent, permission, go-ahead)
5
assent(noun, agreement, authorization, consent, go-ahead)
5
license(noun, agreement, authorization, consent, warrant)
4
affirmation
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APASmart Define. (2015). imprimatur thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/imprimatur/thesaurus/synonyms
ChicagoSmart Define. 2015. "imprimatur thesaurus" https://smartdefine.org/imprimatur/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, imprimatur thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/imprimatur/thesaurus/synonyms>.
MLASmart Define. "imprimatur thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/imprimatur/thesaurus/synonyms>