2
illustrate(verb, evince)
2
indorse
2
keep(verb, support, maintain, sustain, underwrite)
2
lap up(expression, support, accept, favor, agree)
2
make good(verb, expression, support, favor, back)
2
pledge(verb, affirm)
2
preserve(verb, support, help, keep, maintain)
2
promise(verb, affirm)
2
propound(verb, state, maintain, tell, reveal)
2
reassert(verb, state, maintain, tell, reveal)
2
rubber stamp(expression, approve, sanction, endorse)
2
shake down(verb, expression, check, examine, try)
2
sign off on(verb, expression, idiom, phrasal verb, support)
2
strengthen(verb, confirm, story, verify, substantiate)
2
thumbs up(expression, support, accept, favor, agree)
2
try out(verb, expression, check, examine, idea)
2
underpin(verb, prove, verify, substantiate, corroborate)
2
vindicate(verb, support, defend, explain, verify)
1
John Hancock(verb, expression, endorse, prove, substantiate)
1
OK
11 years ago|12k views|share |citing 
APASmart Define. (2015). validate thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/validate/thesaurus/synonyms
ChicagoSmart Define. 2015. "validate thesaurus" https://smartdefine.org/validate/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, validate thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/validate/thesaurus/synonyms>.
MLASmart Define. "validate thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/validate/thesaurus/synonyms>