79 entries under simple topic. ×

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frank(straightforward, innocent, naive, childlike)
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green(silly, stupid, innocent, fat)
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harmless(fresh, innocent, ignorant, childlike)
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indolent(adjective, slow, stupid, boring)
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inexperienced(adjective, silly, stupid, innocent)
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not bright(expression, adjective, slow, stupid)
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open(straightforward, innocent, naive, frank)
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plain(innocent, sincere, childlike, trusting)
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sluggish(adjective, slow, stupid, unintelligent)
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square(innocent, childlike, trusting)
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sucker(plain, fresh, innocent, sincere)
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trusting(innocent, childlike)
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unintellectual(adjective, slow, stupid, boring)
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unschooled(innocent, childlike, trusting)
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unsuspecting(fresh, innocent, ignorant, childlike)
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unsuspicious(plain, fresh, innocent, sincere)
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unworldly(fresh, innocent, ignorant, childlike)
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wearisome(adjective, slow, stupid, boring)
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wide-eyed(fresh, innocent, ignorant, childlike)
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APASmart Define. (2013). simple-minded thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/simple-minded/thesaurus/synonyms
ChicagoSmart Define. 2013. "simple-minded thesaurus" https://smartdefine.org/simple-minded/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2013, simple-minded thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/simple-minded/thesaurus/synonyms>.
MLASmart Define. "simple-minded thesaurus" 17 October 2013. Web. 22 September 2026. <https://smartdefine.org/simple-minded/thesaurus/synonyms>