Synonyms|285Antonyms|95|Broader|6Narrower|0Related|145
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clannish
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cloak-and-dagger(hidden, sly, fraudulent)
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cloak and dagger(expression, idiom, hidden, fraudulent)
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close
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closet(hidden, sly, fraudulent)
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concealed(hidden, fraudulent)
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connected
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cosy
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covert
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crookedness
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culpable(wrong, wicked, senseless, criminal, illegal)
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deceptive
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deceptiveness
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denied
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deplorable(wrong, wicked, senseless, criminal, illegal)
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diabolic
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disgraceful
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dishonesty
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dishonourable
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disregard
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APASmart Define. (2015). illicit thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/illicit/thesaurus/synonyms
ChicagoSmart Define. 2015. "illicit thesaurus" https://smartdefine.org/illicit/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, illicit thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/illicit/thesaurus/synonyms>.
MLASmart Define. "illicit thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/illicit/thesaurus/synonyms>