82 entries under proof topic. ×

3
authorization(noun, approval, verification, endorsement)
3
declaration(noun, information, mark, sign, indication)
3
endorsement(noun, approval, evidence, justification)
3
witness(noun, information, mark, sign, reason)
2
affidavit(noun, information, reason, statement, picture)
2
averment(noun, information, mark, sign, reason)
2
deposition(noun, information, mark, sign, reason)
2
facts(noun, information, reason, statement, picture)
2
information(noun, mark, sign, reason, indication)
2
justification(noun, endorsement, authentication)
2
testimonial(noun, information, mark, sign, true)
2
warrant(noun, information, reason, true, picture)
1
cincher(noun, information, mark, sign, indication)
1
clincher(noun, information, mark, sign, reason)
1
clue(noun, support, information, mark, sign)
1
cue(noun, information, mark, sign, reason)
1
documents(noun, information, reason, picture, evidence)
1
dope(noun, information, mark, sign, indication)
1
goods(noun, information, mark, sign, reason)
1
gospel(noun, information, mark, sign, indication)
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APASmart Define. (2015). substantiation thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/substantiation/thesaurus/synonyms
ChicagoSmart Define. 2015. "substantiation thesaurus" https://smartdefine.org/substantiation/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, substantiation thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/substantiation/thesaurus/synonyms>.
MLASmart Define. "substantiation thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/substantiation/thesaurus/synonyms>