Synonyms|330Antonyms|144|Broader|8Narrower|9Related|817
4
interdicted
4
proscribed
4
punishable(adjective, illegal)
4
shameful(adjective, cruel, unreasonable, dishonest, immoral)
4
sinful
4
unconventional
4
unsuitable(adjective, wrong, improper, inappropriate, incorrect)
4
unwarranted(unreasonable, extreme, irregular, improper, senseless)
4
wicked(adjective, wrong, corrupt, vicious, unreasonable)
3
astray
3
disgraceful
3
illegality
3
imperfect
3
impermissible
3
incorrect
3
indecorous
3
out of bounds(expression, adjective, idiom, adverb, extreme)
3
spurious(adjective, law, kin)
3
terrible
3
under-the-counter
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APASmart Define. (2015). unlawful thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unlawful/thesaurus/synonyms
ChicagoSmart Define. 2015. "unlawful thesaurus" https://smartdefine.org/unlawful/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, unlawful thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unlawful/thesaurus/synonyms>.
MLASmart Define. "unlawful thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/unlawful/thesaurus/synonyms>