6 entries under unbelieving topic. ×

17
heathen(adjective, not, ungodly, irreverent)
13
atheistic(adjective, wicked, immoral, deceitful, ungodly)
11
faithless(adjective, ungodly, unspiritual)
8
agnostic(adjective, wicked, immoral, deceitful, barbarian)
5
dubious
5
infidel
10 years ago|4.6k views|share |citing 
APASmart Define. (2016). irreligious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/irreligious/thesaurus/synonyms
ChicagoSmart Define. 2016. "irreligious thesaurus" https://smartdefine.org/irreligious/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, irreligious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/irreligious/thesaurus/synonyms>.
MLASmart Define. "irreligious thesaurus" 26 February 2016. Web. 25 September 2026. <https://smartdefine.org/irreligious/thesaurus/synonyms>