5
certifying(verb, evincing, guaranteeing)
4
affirming(verb, guaranteeing)
4
assuring(verb, guaranteeing)
4
attesting(verb, evincing)
4
avouching(noun, verb, evincing)
4
confirming(verb, evincing)
4
ensuring(verb, guaranteeing)
4
guaranteeing(verb, guaranteeing)
4
testifying(verb, evincing)
4
warranting(verb, guaranteeing)
3
corroborating(verb, evincing)
3
declaring(verb, evincing)
3
insuring(verb, guaranteeing)
3
pledging(verb, guaranteeing)
3
securing(verb, guaranteeing)
3
substantiating(verb, evincing)
3
supporting(verb, evincing)
2
authenticating(verb, evincing)
2
deposing(verb, evincing)
2
promising(verb, guaranteeing)
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APASmart Define. (2015). vouching thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/vouching/thesaurus/synonyms
ChicagoSmart Define. 2015. "vouching thesaurus" https://smartdefine.org/vouching/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, vouching thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/vouching/thesaurus/synonyms>.
MLASmart Define. "vouching thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/vouching/thesaurus/synonyms>