Synonyms|441Antonyms|81|Broader|10Narrower|1Related|338

75 entries under corroborate topic. ×

2
give the nod(expression, idiom, support, praise, favor)
2
indicate(verb, state, show, sign, display)
2
make legal(noun, expression, endorse, prove, verify)
2
okay(verb, support, state, praise, favor)
2
reinforce
2
rubber-stamp(verb, support, state, praise, favor)
2
second(verb, support, favor, back, approve)
2
sign off on(expression, idiom, support, back, sign)
2
subscribe(verb, support, back, sign, explain)
2
underpin(verb, support, back, sign, explain)
1
John Hancock(expression, endorse, prove, verify, substantiate)
1
argue(verb, state, show, sign, confirm)
1
bear witness(verb, expression, state, show, sign)
1
buy(verb, support, back, sign, prove)
1
constitute(endorse, prove, verify, substantiate)
1
double-check(verb, support, back, confirm, explain)
1
lap up(expression, support, back, sign, explain)
1
legitimize(endorse, prove, verify, substantiate)
1
make binding(expression, endorse, prove, verify, substantiate)
1
make stick(expression, endorse, prove, verify, substantiate)
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APASmart Define. (2015). authenticate thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/authenticate/thesaurus/synonyms
ChicagoSmart Define. 2015. "authenticate thesaurus" https://smartdefine.org/authenticate/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, authenticate thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/authenticate/thesaurus/synonyms>.
MLASmart Define. "authenticate thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/authenticate/thesaurus/synonyms>