9
irreligious(adjective, evil, vile)
7
materialistic(religion, feature, person, character, spirit)
6
atheistic(adjective, evil, vile)
5
careless(adjective, evil, vile)
5
opportunistic
5
ungodly(adjective, evil, clean, vile, doctrine)
5
irreverent(adjective, evil, vile, disrespectful)
5
secular(adjective, spiritual)
3
slut
3
heathen(adjective, not)
3
atheist
3
blasphemous(adjective, irreverent)
3
godless(adjective, god)
3
impious(adjective, religious)
3
pagan(adjective, irreligious)
3
unbelieving
3
worldly
2
profane
2
agnostic(adjective, evil, vile, priestly)
2
atheistical
10 years ago|2.3k views|share |citing 
APASmart Define. (2016). religious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/religious/thesaurus/antonyms
ChicagoSmart Define. 2016. "religious thesaurus" https://smartdefine.org/religious/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2016, religious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/religious/thesaurus/antonyms>.
MLASmart Define. "religious thesaurus" 26 February 2016. Web. 24 September 2026. <https://smartdefine.org/religious/thesaurus/antonyms>