1
get behind(verb, expression, support, maintain, back)
1
give an affidavit(verb, expression, idiom, support, maintain)
1
give assurance(verb, expression, support, maintain, back)
1
give facts(verb, expression, state, declare, assert)
1
give green light(expression, idiom, support, back, sign)
1
give nod(verb, expression, story, verify, substantiate)
1
give testimony(verb, expression, sign, confirm, indicate)
1
give the go-ahead(expression, idiom, support, back, sign)
1
give the green light(expression, idiom, endorse, prove, verify)
1
guard(verb, maintain, claim, defend, uphold)
1
harden(verb, support, increase, establish, extend)
1
have
1
healthy
1
heighten(verb, support, increase, establish, extend)
1
hold up(verb, expression, phrasal verb, confirm, prove)
1
incarnate(verb, idea, confirm, prove, affirm)
1
increase(verb, support, establish, extend, powerful)
1
intensify(verb, support, increase, establish, extend)
1
invigorate(verb, support, increase, establish, extend)
1
irrefutable
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APASmart Define. (2015). corroborate thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/corroborate/thesaurus/synonyms
ChicagoSmart Define. 2015. "corroborate thesaurus" https://smartdefine.org/corroborate/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, corroborate thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/corroborate/thesaurus/synonyms>.
MLASmart Define. "corroborate thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/corroborate/thesaurus/synonyms>