65 entries under prove topic. ×

2
uphold(verb, support, show, praise, favor)
2
witness(verb, support, show, maintain, praise)
1
angel(verb, support, maintain, secure, protect)
1
announce(verb, state, show, sign, confirm)
1
answer for(verb, expression, support, help, maintain)
1
argue(verb, state, show, sign, approve)
1
assert(verb, show, confirm, authorize)
1
bankroll(verb, support, help, maintain, promote)
1
be surety for(verb, support, maintain, secure, protect)
1
bind oneself(verb, expression, support, maintain, secure)
1
cosign(verb, support, maintain, secure, protect)
1
countersign(verb, state, show, sign, approve)
1
declare(verb, state, show, approve, confirm)
1
demonstrate(verb, show, confirm, appear)
1
evidence(verb, support, show, maintain, secure)
1
evince(verb, support, show, maintain, secure)
1
get behind(verb, expression, support, maintain, secure)
1
give bond(verb, expression, support, maintain, secure)
1
give evidence(verb, expression, state, show, sign)
1
grubstake(verb, support, help, maintain, promote)
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APASmart Define. (2015). vouch for thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/vouch_for/thesaurus/synonyms
ChicagoSmart Define. 2015. "vouch for thesaurus" https://smartdefine.org/vouch_for/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, vouch for thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/vouch_for/thesaurus/synonyms>.
MLASmart Define. "vouch for thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/vouch_for/thesaurus/synonyms>