0
affirmation(noun, proof, verification, endorsement, authentication)
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approval(noun, proof, verification, endorsement, validation)
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approving(verb, affirming)
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attestation(noun, proof, verification, endorsement, authentication)
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authentication(noun, approval, proof, verification, endorsement)
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avowal(noun, proof, verification, endorsement, authentication)
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avowing
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betokening(verb, evincing)
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bolstering
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cementing
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certificating
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checking(verb, proving)
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claiming(verb, affirming)
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confirm
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connoting(verb, evincing)
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consolidating
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contending(verb, affirming)
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corroborant
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corroboration(noun, approval, proof, verification, endorsement)
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demonstration(noun, proof, endorsement, authentication)
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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>