6 entries under substantiating topic. ×

9
supporting(verb, approval, proof, verification, endorsement)
7
confirming(verb, checking, evincing, proving)
5
authenticating(verb, approval, proof, verification, endorsement)
5
verifying(verb, approval, proof, verification, endorsement)
4
validating(verb, adjective, approval, proof, verification)
3
proving(verb, approval, proof, verification, endorsement)
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APASmart Define. (2015). corroborating thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/corroborating/thesaurus/synonyms
ChicagoSmart Define. 2015. "corroborating thesaurus" https://smartdefine.org/corroborating/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, corroborating thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/corroborating/thesaurus/synonyms>.
MLASmart Define. "corroborating thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/corroborating/thesaurus/synonyms>