Synonyms|82Antonyms|1|Broader|0Narrower|0Related|5
0
nefarious(wrong, illegal, illegitimate, unlawful, illicit)
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off-limits(adjective, prohibited)
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off base(expression, wrong, illegal, unlawful)
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out of line(expression, idiom, wrong, illegal, unlawful)
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peccant(wrong, illegal, unlawful)
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proscribed
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racket(wrong, illegal, illegitimate, unlawful, prohibited)
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scandalous(wrong, illegal, unlawful)
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senseless(wrong, illegal, unlawful)
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shady(wrong, illegal, illegitimate, unlawful, prohibited)
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smoking gun(expression, wrong, illegal, unlawful)
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under the counter
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under the table
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unlicensed
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unrighteous(wrong, illegal, unlawful)
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unsanctioned
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verboten
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vicious(wrong, illegal, unlawful)
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villainous(wrong, illegal, unlawful)
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wicked(wrong, illegal, unlawful)
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APASmart Define. (2015). against the law thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/against_the_law/thesaurus/synonyms
ChicagoSmart Define. 2015. "against the law thesaurus" https://smartdefine.org/against_the_law/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, against the law thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/against_the_law/thesaurus/synonyms>.
MLASmart Define. "against the law thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/against_the_law/thesaurus/synonyms>