111 entries under prove topic. ×

19
attest(verb, law, support, state, make)
15
testify(verb, law, support, state, make)
14
certify(verb, support, state, show, maintain)
13
evidence(noun, verb, support, show, information)
13
vouch(verb, support, state, give, maintain)
10
sign(noun, verb, name, support, make)
9
confirm(verb, support, state, show, maintain)
9
endorse(verb, support, state, maintain, secure)
8
mark(noun, verb, make, give, show)
7
show(noun, verb, state, make, mean)
7
warrant(noun, verb, support, state, show)
6
affirm(verb, support, state, show, maintain)
6
argue(verb, state, make, give, mean)
6
assure(verb, support, state, maintain, secure)
6
aver(verb, support, state, show, maintain)
6
betoken(verb, state, give, mean, show)
6
countersign(verb, state, show, sign, approve)
5
authenticate(verb, support, state, show, determine)
5
bear witness(verb, expression, idiom, law, state)
5
corroborate(verb, support, state, show, maintain)
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APASmart Define. (2015). witness thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/witness/thesaurus/synonyms
ChicagoSmart Define. 2015. "witness thesaurus" https://smartdefine.org/witness/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, witness thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/witness/thesaurus/synonyms>.
MLASmart Define. "witness thesaurus" 23 December 2015. Web. 1 October 2026. <https://smartdefine.org/witness/thesaurus/synonyms>