6 entries under unbelieving topic. ×

15
irreligious(adjective, wicked, immoral, deceitful, ungodly)
12
heathen(adjective, sectarian, not, ungodly, irreverent)
8
agnostic(adjective, wicked, immoral, deceitful, skeptical)
8
faithless(adjective, ungodly, irreligious, unspiritual)
5
dubious
5
infidel
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APASmart Define. (2015). atheistic thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/atheistic/thesaurus/synonyms
ChicagoSmart Define. 2015. "atheistic thesaurus" https://smartdefine.org/atheistic/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, atheistic thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/atheistic/thesaurus/synonyms>.
MLASmart Define. "atheistic thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/atheistic/thesaurus/synonyms>