130 entries under substantiate topic. ×
| rubber-stamp(verb, support, state, maintain, praise) | |
| sign off on(verb, expression, idiom, phrasal verb, support) | |
| size up(verb, expression, phrasal verb, fix, determine) | |
| square(verb, support, end, fix, clear) | |
| stand behind(verb, expression, support, maintain, praise) | |
| stand by(verb, expression, support, help, keep) | |
| thumbs up(verb, expression, phrasal verb, support, help) | |
| vindicate(verb, support, maintain, promote, encourage) | |
| acquit(verb, support, favor, defend, explain) | |
| add up(verb, expression, check, show, determine) | |
| advance(verb, state, maintain, praise, favor) | |
| alibi(support, favor, defend, explain) | |
| apologize for(expression, support, favor, legitimize) | |
| argue for(expression, support, favor, legitimize) | |
| be answerable for(support, favor, defend, explain) | |
| brief(support, favor, defend, explain) | |
| check up(verb, expression, check, idea, prove) | |
| constitute(make, determine, base, endorse, prove) | |
| convince(verb, show, determine, explain, find) | |
| cop a plea(verb, expression, idiom, support, state) |
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| APA | Smart Define. (2015). confirm thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/confirm/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "confirm thesaurus" https://smartdefine.org/confirm/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, confirm thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/confirm/thesaurus/synonyms>. |
| MLA | Smart Define. "confirm thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/confirm/thesaurus/synonyms> |