122 entries under sign topic. ×

48
evidence(noun, verb, expression, feature, support)
20
substantiation(noun, support, check, information, mark)
18
demonstration(noun, appearance, information, mark, cause)
15
testimony(noun, information, mark, cause, knowledge)
14
confirmation(noun, check, information, mark)
13
attestation(noun, information, mark, true)
12
corroboration(noun, support, check, information, mark)
12
data(noun, information, evidence, support, action)
11
assurance(noun, mark, light, reason)
11
indication(noun, feature, characteristic, drop, appearance)
9
witness(noun, information, mark, light, note)
8
documentation(noun, support, information, mark)
8
manifestation(noun, appearance, information, mark, light)
8
mark(noun, feature, characteristic, drop, appearance)
8
testament(noun, information, mark, true)
7
token(noun, feature, characteristic, drop, appearance)
7
trace(noun, drop, mark, light, touch)
6
information(noun, mark, cause, reason)
5
affirmation(noun, cover, information, mark)
5
grounds(noun, information, mark, cause)
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APASmart Define. (2015). proof thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/proof/thesaurus/synonyms
ChicagoSmart Define. 2015. "proof thesaurus" https://smartdefine.org/proof/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, proof thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/proof/thesaurus/synonyms>.
MLASmart Define. "proof thesaurus" 22 December 2015. Web. 22 September 2026. <https://smartdefine.org/proof/thesaurus/synonyms>