64 entries under noun topic. ×

7
certainty(certainty, principle, fact, reality)
7
impeccability
6
truth(certainty, fact, reality, veracity)
5
inerrancy
5
assurance
5
perfection(certainty, principle, fact, reality)
4
faultlessness
3
reliability(certainty, reliability)
3
safety
3
supremacy
2
actuality(certainty, principle, fact, reality)
2
correctness(certainty, principle, fact, reality)
2
exactness(certainty, principle, fact, reality)
2
fact(certainty, principle, reality, veracity)
2
faithfulness
2
reality(certainty, principle, fact, veracity)
2
sureness
1
accuracy(certainty, principle, fact, reality)
1
authenticity(certainty, principle, fact, reality)
1
axiom(certainty, principle, fact, reality)
11 years ago|4.3k views|share |citing 
APASmart Define. (2015). infallibility thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/infallibility/thesaurus/synonyms
ChicagoSmart Define. 2015. "infallibility thesaurus" https://smartdefine.org/infallibility/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, infallibility thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/infallibility/thesaurus/synonyms>.
MLASmart Define. "infallibility thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/infallibility/thesaurus/synonyms>