74 entries under verb topic. ×

9
supporting(approval, proof, verification, endorsement)
7
confirming(checking, evincing, proving, substantiating)
5
authenticating(approval, proof, verification, endorsement)
5
verifying(approval, proof, verification, endorsement)
4
affirming(approval, proof, verification, endorsement)
4
attesting(affirming, evincing)
4
certifying(affirming, evincing)
4
validating(adjective, approval, proof, verification)
3
establishing(evincing, confirming)
3
proving(approval, proof, verification, endorsement)
3
substantiating(checking, evincing, proving, confirming)
2
accepting(approval, proof, verification, endorsement)
2
acknowledging
2
averring
2
demonstrating(evincing, confirming)
2
sustaining
2
vouching(noun, evincing)
1
asserting
1
assuring
1
avouching(affirming, evincing)
11 years ago|5k views|share |citing 
APASmart Define. (2015). corroborating thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/corroborating/thesaurus/synonyms
ChicagoSmart Define. 2015. "corroborating thesaurus" https://smartdefine.org/corroborating/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, corroborating thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/corroborating/thesaurus/synonyms>.
MLASmart Define. "corroborating thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/corroborating/thesaurus/synonyms>