Synonyms|435Antonyms|73|Broader|18Narrower|4Related|242

50 entries under validate topic. ×

16
attest(verb, support, state, maintain, back)
15
certify(verb, support, state, give, maintain)
15
guarantee(noun, verb, support, state, give)
13
witness(verb, support, state, give, maintain)
11
confirm(verb, state, give, maintain, agree)
10
affirm(verb, support, state, give, maintain)
10
corroborate(verb, support, state, give, back)
10
substantiate(verb, support, give, back, sign)
10
warrant(verb, support, give, back, declare)
9
support(verb, give, maintain, back, sign)
8
verify(verb, support, state, give, back)
7
endorse(verb, support, state, back, sign)
7
prove(verb, support, give, back, confirm)
6
authenticate(verb, support, state, back, sign)
6
uphold(verb, support, give, back, sign)
4
back(verb, support, give, maintain, sign)
3
okay(verb, support, state, give, maintain)
2
bear out(verb, expression, phrasal verb, support, back)
2
circumstantiate(verb, support, back, sign, uphold)
2
debunk(verb, support, back, sign, uphold)
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APASmart Define. (2015). vouch thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/vouch/thesaurus/synonyms
ChicagoSmart Define. 2015. "vouch thesaurus" https://smartdefine.org/vouch/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, vouch thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/vouch/thesaurus/synonyms>.
MLASmart Define. "vouch thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/vouch/thesaurus/synonyms>