104 entries under adjective topic. ×

29
illegal(law, criminal, legal, illegal)
28
unlawful(law, right, irregular, unwarranted)
20
illegitimate(law, irregular, unwarranted, legal)
15
criminal(wrong, irregular, unwarranted, legal)
13
wrong(dishonest, immoral, legal, illegal)
12
felonious(irregular, unwarranted, criminal, legal)
12
prohibited(legal, forbidden, illegality)
12
unauthorized(legal, illegal, forbidden, undueness)
11
outlawed(law, irregular, unwarranted, criminal)
11
lawless(law, irregular, unwarranted, criminal)
10
wrongful(law, evil, legal, illegal)
10
forbidden(verb, illegal)
9
improper(dishonest, legal, illegal, illegitimate)
9
unlicensed(irregular, unwarranted, criminal, legal)
8
crooked(irregular, unwarranted, criminal, legal)
8
outlaw
7
actionable(illegal, illegality)
7
banned
7
verboten
6
adulterous(legal, unfaithful, forbidden)
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APASmart Define. (2015). illicit thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/illicit/thesaurus/synonyms
ChicagoSmart Define. 2015. "illicit thesaurus" https://smartdefine.org/illicit/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, illicit thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/illicit/thesaurus/synonyms>.
MLASmart Define. "illicit thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/illicit/thesaurus/synonyms>