Synonyms|108Antonyms|11|Broader|6Narrower|1Related|668
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crackpot(noun, character, original)
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crusader(noun, radical, zealot, fundamentalist)
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dement(fanatic, dingbat, ultraist)
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deranged person(expression, fanatic, dingbat, ultraist)
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devil
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ding-a-ling(fanatic, dingbat, ultraist)
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dingbat(fanatic, ultraist)
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diseased person(expression, idiom)
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eccentric(noun, original, supporter, fan, follower)
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fanned
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follower(noun, supporter, fan, fanatic, buff)
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fool(noun, radical, freak, visionary, zealot)
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fruitcake(fanatic, dingbat, ultraist)
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fundamentalist(noun, radical, zealot)
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habitué(noun, supporter, fan, follower, fanatic)
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harebrain(fanatic, dingbat, ultraist)
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hypocrite
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innovativeness(fanatic, dingbat, ultraist)
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kook(fanatic, dingbat, ultraist)
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lamebrain(fanatic, dingbat, ultraist)
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APASmart Define. (2015). monomaniac thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/monomaniac/thesaurus/synonyms
ChicagoSmart Define. 2015. "monomaniac thesaurus" https://smartdefine.org/monomaniac/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, monomaniac thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/monomaniac/thesaurus/synonyms>.
MLASmart Define. "monomaniac thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/monomaniac/thesaurus/synonyms>