Synonyms|98Antonyms|5|Broader|4Narrower|0Related|24

54 entries under noun topic. ×

11
atheist(person, view, radical, disbelieve)
10
free spirit(expression, nonconformist)
6
skeptic(person, radical, nonconformist, irreligion)
6
independent(nonconformist, individualist, maverick)
6
maverick(independent, nonconformist, individualist, independent thinker)
5
infidel(radical, irreligion)
5
agnostic(radical, irreligion)
5
radical(person, independent thinker)
5
libertine
5
nonconformist(rebel, independent, fanatic, progressive)
4
individualist
4
latitudinarian(adjective, irreligion)
3
heretic
3
deist
3
liberal
3
pagan
2
unbeliever(nonconformist, irreligion, separatist, cynic)
2
heathen
2
non-believer
2
doubter(cynic, unbelieving, questioner, unbeliever)
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ChicagoSmart Define. 2015. "freethinker thesaurus" https://smartdefine.org/freethinker/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, freethinker thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/freethinker/thesaurus/synonyms>.
MLASmart Define. "freethinker thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/freethinker/thesaurus/synonyms>