119 entries under maintain topic. ×

2
answer for(verb, expression, support, secure)
2
argue(verb, state, show, declare)
2
cinch(verb, state, secure, establish)
2
cosign(verb, support, secure, back)
2
cross heart(expression, state, agree, allow)
2
get behind(verb, expression, support, accept)
2
insist(verb, state, declare, tell)
2
nail down(verb, expression, state, secure)
2
notify(verb, state, declare, tell)
2
predicate(verb, support, state, determine)
2
propound(verb, state, tell, reveal)
2
repeat(verb, state, declare, tell)
2
rubber-stamp(verb, support, state, praise)
2
say so(verb, expression, support, state)
2
sign for(verb, expression, support, secure)
2
swear on bible(expression, idiom, state, agree)
2
swear up and down(verb, expression, idiom, support, state)
2
tell(verb, state, check, establish)
1
advance(verb, state, reveal, acknowledge)
1
allegate(verb, state, tell, reveal)
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APASmart Define. (2016). certify thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/certify/thesaurus/synonyms
ChicagoSmart Define. 2016. "certify thesaurus" https://smartdefine.org/certify/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, certify thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/certify/thesaurus/synonyms>.
MLASmart Define. "certify thesaurus" 11 January 2016. Web. 22 September 2026. <https://smartdefine.org/certify/thesaurus/synonyms>