8
license(noun, authority, permit, permission, certificate)
6
permit(noun, authority, permission, license, certificate)
5
express permission(noun, authority, permit, permission, license)
5
warrant(noun, authority, permit, permission, license)
4
authorization(noun, authority, permit, permission, license)
3
imprimatur(noun, authority, permit, permission, license)
2
agency approval(noun, authority, permit, permission, license)
2
allowance(noun, authority, permit, permission, license)
2
approval(noun, authority, permit, permission, license)
2
certificate of approval(noun, authority, permit, permission, license)
2
formal decision(noun, authority, permit, permission, license)
2
governmental consent(noun, authority, permit, permission, license)
2
leave(noun, authority, permit, permission, license)
2
licence(noun, authority, permit, permission, license)
2
official allowance(noun, authority, permit, permission, license)
2
official authorization(noun, authority, permit, permission, license)
2
official award(noun, authority, permit, permission, license)
2
official decision(noun, authority, permit, permission, license)
2
official permit(noun, authority, permit, permission, license)
2
official sanction(noun, authority, permit, permission, license)
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APASmart Define. (1970). formal permission thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/formal_permission/thesaurus/synonyms
ChicagoSmart Define. 1970. "formal permission thesaurus" https://smartdefine.org/formal_permission/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 1970, formal permission thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/formal_permission/thesaurus/synonyms>.
MLASmart Define. "formal permission thesaurus" 1 January 1970. Web. 22 September 2026. <https://smartdefine.org/formal_permission/thesaurus/synonyms>