10 entries under checking topic. ×

11
confirming(verb, adjective, evincing, proving)
9
validating(verb, adjective, evincing, proving)
8
verifying(verb, adjective, proving, confirming)
5
corroborating(verb, adjective, evincing, proving)
4
authenticating(verb, evincing, proving, confirming)
4
proving(verb, evincing, confirming, ascertaining)
1
confirmation(noun, proving)
1
substantiation(noun, proving)
1
validation(noun, proving)
1
verification(noun, proving)
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APASmart Define. (2015). substantiating thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/substantiating/thesaurus/synonyms
ChicagoSmart Define. 2015. "substantiating thesaurus" https://smartdefine.org/substantiating/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, substantiating thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/substantiating/thesaurus/synonyms>.
MLASmart Define. "substantiating thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/substantiating/thesaurus/synonyms>