5
certify(verb, recognize, sanction)
5
coupon(noun, permit, document, license, ticket)
5
guarantee(noun, verb, agreement, permit, recognize)
5
permit(noun, check, pass, authority, job)
5
testimony(noun, text, order, record, contract)
5
warranty(noun, agreement, permit, record, contract)
4
authentication(noun, security, document, license, diploma)
4
bill(noun, piece, currency, buck, greenback)
4
charter(noun, pass, agreement, authority, record)
4
note(permit, record, acknowledgment, currency, buck)
4
sheepskin(noun, document, license, diploma)
3
affirmation(noun, document, license, diploma)
3
authorization(noun, pass, permit, record, grant)
3
authorize(verb, recognize, sanction)
3
bond(noun, agreement, contract, assurance, promise)
3
check(permit, ticket, receipt, coupon, voucher)
3
documentation(noun, permit, authorization, document, license)
3
draft
3
endorsement(noun, support, order, charge, permit)
3
evidence(noun, text, record, statement, file)
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APASmart Define. (2015). certificate thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/certificate/thesaurus/synonyms
ChicagoSmart Define. 2015. "certificate thesaurus" https://smartdefine.org/certificate/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, certificate thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/certificate/thesaurus/synonyms>.
MLASmart Define. "certificate thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/certificate/thesaurus/synonyms>