| certificate | |
| check and doublecheck(expression, idiom) | |
| check over | |
| check up(verb, expression, idea, confirm, prove) | |
| check up on(verb, expression, idiom, check, confirm) | |
| cite(verb, state, maintain, tell, acknowledge) | |
| collate | |
| comfort(verb, support, help, keep, maintain) | |
| concur(verb, support, accept, favor, agree) | |
| condone(verb, support, favor, sustain, confirm) | |
| confess(verb, state, maintain, tell, reveal) | |
| connote(verb, evince) | |
| consummate(settle, guarantee) | |
| continue(verb, support, help, keep, maintain) | |
| cop a plea(verb, expression, idiom, support, favor) | |
| cosign | |
| countenance(verb, support, accept, favor, agree) | |
| crawl(verb, support, favor, sustain, confirm) | |
| cross-check | |
| cut and try(expression, idiom) |
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| APA | Smart Define. (2015). validate thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/validate/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "validate thesaurus" https://smartdefine.org/validate/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, validate thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/validate/thesaurus/synonyms>. |
| MLA | Smart Define. "validate thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/validate/thesaurus/synonyms> |