76 entries under endorsement topic. ×

1
corroborating(proof, verification, authentication, substantiation)
1
go ahead(expression, proof, verification, substantiation)
1
green light(expression, proof, commendation, confirmation)
1
justification(proof, authentication)
1
nod(welcome, proof, commendation, confirmation)
1
okay(authorization, proof, commendation, confirmation, verification)
1
passage(proof, verification, authentication, substantiation)
1
passing(proof, verification, authentication, substantiation)
1
proving(proof, verification, authentication, substantiation)
1
recognition(noun, honor, praise, approval, esteem)
1
sanction(permit, authorization, proof, commendation, confirmation)
1
sanctioning(proof, verification, authentication, substantiation)
1
stamp of approval(expression, idiom, proof, confirmation)
1
supporting(proof, verification, authentication, substantiation)
1
validating(proof, verification, authentication, substantiation)
1
verifying(proof, verification, authentication, substantiation)
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APASmart Define. (2015). testimonial thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/testimonial/thesaurus/synonyms
ChicagoSmart Define. 2015. "testimonial thesaurus" https://smartdefine.org/testimonial/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, testimonial thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/testimonial/thesaurus/synonyms>.
MLASmart Define. "testimonial thesaurus" 22 December 2015. Web. 1 October 2026. <https://smartdefine.org/testimonial/thesaurus/synonyms>