- Definitions|3
- Thesaurus|871
- Abbreviations|0
| declare true(verb, expression, confirm, story, verify) | |
| denominate(verb, authorize) | |
| deputize(verb, authorize) | |
| designate(verb, authorize) | |
| double-check(verb, support, back, confirm, explain) | |
| double check(verb, expression, confirm, story, verify) | |
| enable(verb, authorize) | |
| enfranchise(verb, authorize) | |
| entitle(verb, authorize) | |
| examine | |
| exemplify(verb, evince) | |
| formalize | |
| fortify | |
| genuine(verb, adjective, confirm, validate) | |
| give a boost to(verb, expression, idiom, support, praise) | |
| give nod(verb, expression, confirm, story, verify) | |
| give permission | |
| give proof(expression, idiom, detail, record) | |
| give the green light(expression, idiom, endorse, prove, verify) | |
| give the imprimatur(expression, idiom) |
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| APA | Smart Define. (2015). authenticate thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/authenticate/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "authenticate thesaurus" https://smartdefine.org/authenticate/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, authenticate thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/authenticate/thesaurus/synonyms>. |
| MLA | Smart Define. "authenticate thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/authenticate/thesaurus/synonyms> |