- Definitions|2
- Thesaurus|257
- Abbreviations|0
| certainty(noun, certainty, principle, fact, reality) | |
| impeccability(noun, perfection) | |
| truth(noun, certainty, fact, reality, veracity) | |
| inerrancy | |
| assurance(noun, certainty) | |
| perfection(noun, certainty, principle, fact, reality) | |
| faultlessness(noun, perfection) | |
| certitude | |
| inerrability | |
| reliability(noun, certainty, reliability) | |
| safety(noun, reliability) | |
| supremacy(noun, perfection) | |
| actuality(noun, certainty, principle, fact, reality) | |
| correctness(noun, certainty, principle, fact, reality) | |
| exactness(noun, certainty, principle, fact, reality) | |
| fact(noun, certainty, principle, reality, veracity) | |
| faithfulness(noun, reliability) | |
| infallibleness | |
| necessity | |
| reality(noun, certainty, principle, fact, veracity) |
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| APA | Smart Define. (2015). Infallibility thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/infallibility/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "Infallibility thesaurus" https://smartdefine.org/infallibility/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, Infallibility thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/infallibility/thesaurus/synonyms>. |
| MLA | Smart Define. "Infallibility thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/infallibility/thesaurus/synonyms> |