12 entries under unbeliever topic. ×

22
unbeliever(noun, person, belief, detractor, nonconformist)
13
doubter(noun, person, belief, detractor, unbelief doubt)
12
agnostic(noun, person, irreligion, unbelieving, doubter)
10
cynic(noun, person, incredulity, unbelief doubt, unbelieving)
10
disbeliever(noun, person, unbelieving, doubter)
9
dissenter(noun, person, dissident, unbelieving, doubter)
9
infidel(noun, adjective, person, irreligion, unbelieving)
8
heathen(noun, adjective, person, not, irreligion)
7
atheist(noun, person, irreligion, unbelieving)
7
heretic(noun, person, incredulity, unbelieving, doubter)
4
nonbeliever(noun, adjective, person, belief, detractor)
4
pessimist(noun, person, unbelieving)
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APASmart Define. (2015). skeptic thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/skeptic/thesaurus/synonyms
ChicagoSmart Define. 2015. "skeptic thesaurus" https://smartdefine.org/skeptic/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, skeptic thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/skeptic/thesaurus/synonyms>.
MLASmart Define. "skeptic thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/skeptic/thesaurus/synonyms>