Synonyms|173Antonyms|11|Broader|0Narrower|0Related|78

128 entries under verb topic. ×

10
confirming(adjective, approving, authorizing, evincing)
8
assuring(adjective, affirming, guaranteeing, ascertaining)
7
affirming(approving, affirming, authorizing, guaranteeing)
6
authenticating(approving, authorizing, evincing)
6
establishing(adjective, evincing, assuring, proving)
5
ascertaining(adjective, assuring, proving, ascertaining)
5
attesting(affirming, evincing)
5
determining(adjective, evincing, assuring, proving)
5
ensuring(adjective, assuring, guaranteeing)
5
guaranteeing(adjective, assuring, guaranteeing)
5
testifying(affirming, evincing)
5
validating(adjective, approving, affirming, authorizing)
5
verifying(affirming, proving, ascertaining)
5
vouching(noun, evincing, guaranteeing)
5
warranting(affirming, authorizing, guaranteeing)
4
accepting(approving, affirming)
4
approving(approving, affirming, authorizing)
4
authorizing(approving, authorizing)
4
avouching(noun, affirming, evincing)
4
demonstrating(evincing, proving, ascertaining)
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ChicagoSmart Define. 2016. "certifying thesaurus" https://smartdefine.org/certifying/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, certifying thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/certifying/thesaurus/synonyms>.
MLASmart Define. "certifying thesaurus" 18 March 2016. Web. 20 September 2026. <https://smartdefine.org/certifying/thesaurus/synonyms>