5
irreverent(adjective, ungodly, irreligious, unspiritual)
5
nescient
4
atheistical
4
impious(adjective, independent, progressive, skeptical, nonconformist)
4
infidel(noun, adjective, independent, progressive, skeptical)
4
questioning(adjective, belief, uncertain, careful, doubtful)
4
quizzical(adjective, confused, wary, skeptical, mistrustful)
4
unconverted(adjective, false, dishonest, dubious, untrue)
4
unconvinced
4
ungodly(adjective, irreligious, unspiritual)
3
creedless(adjective, irreligious)
3
heretical(adjective, unorthodox)
3
hesitant(adjective, skeptical)
3
leery(adjective, wary, mistrustful, distrustful)
3
unpersuaded
3
wary(adjective, skeptical, mistrustful, distrustful)
2
blasphemous(adjective, ungodly, unspiritual)
2
disbeliever(noun, cynic, dissenter, questioner, agnostic)
2
distrusting
2
ignorant
11 years ago|3.8k views|share |citing 
APASmart Define. (2015). unbelieving thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unbelieving/thesaurus/synonyms
ChicagoSmart Define. 2015. "unbelieving thesaurus" https://smartdefine.org/unbelieving/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, unbelieving thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unbelieving/thesaurus/synonyms>.
MLASmart Define. "unbelieving thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/unbelieving/thesaurus/synonyms>