Believer

//bɪˈlivɚ//

Antonyms for "believer" (12 found)

Noun(11 words)

antitheist apostate atheist disbeliever heretic infidel irreligionist non-believer nonbeliever nullifidian unbeliever

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.