- Definitions|1
- Thesaurus|253
- Abbreviations|0
| confirming(verb, adjective, assuring, proving) | |
| certifying(verb, adjective, assuring, proving) | |
| determining(noun, verb, adjective, assuring, proving) | |
| establishing(verb, adjective, assuring, proving) | |
| verifying(verb, proving) | |
| assuring(verb, adjective) | |
| settling(verb, adjective, assuring) | |
| checking | |
| demonstrating(verb, proving) | |
| determination | |
| discovery | |
| ensuring(verb, adjective, assuring) | |
| fixing(adjective, assuring) | |
| insuring(verb, adjective, assuring) | |
| affirming | |
| deciding(verb, adjective, assuring) | |
| guaranteeing(verb, adjective, assuring) | |
| proving(verb, proving) | |
| substantiating | |
| acquiring |
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| APA | Smart Define. (2016). ascertaining thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/ascertaining/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "ascertaining thesaurus" https://smartdefine.org/ascertaining/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, ascertaining thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/ascertaining/thesaurus/synonyms>. |
| MLA | Smart Define. "ascertaining thesaurus" 18 March 2016. Web. 20 September 2026. <https://smartdefine.org/ascertaining/thesaurus/synonyms> |