62 entries under illegal topic. ×

26
sinful(adjective, bad, evil, wicked, immoral)
24
unlawful(adjective, wrong, corrupt, wicked, dishonest)
22
felonious(adjective, wrong, wicked, irregular, unwarranted)
21
wicked(adjective, bad, wrong, evil, offensive)
18
iniquitous(adjective, bad, wrong, evil, wicked)
18
corrupt(adjective, bad, wrong, evil, offensive)
17
illegal(adjective, wrong, evil, dishonest)
16
immoral(noun, adjective, bad, wrong, evil)
16
illicit(adjective, wrong, irregular, unwarranted, legal)
15
wrong(adjective, bad, evil, wicked, dishonest)
14
crooked(adjective, wrong, fake, corrupt, wicked)
13
vicious(adjective, bad, wrong, evil, corrupt)
12
lawless(adjective, wrong, irregular, unwarranted, reckless)
12
nefarious(adjective, bad, wrong, evil, corrupt)
12
wrongful(adjective, evil, wicked, dishonest, irregular)
11
flagitious(adjective, evil, corrupt, wicked, immoral)
11
illegitimate(adjective, wrong, irregular, unwarranted)
10
dishonest(adjective, fake, corrupt, wicked, immoral)
9
base(adjective, bad, evil, corrupt, wicked)
9
deplorable(adjective, wrong, wicked, unlawful)
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APASmart Define. (2016). criminal thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/criminal/thesaurus/synonyms
ChicagoSmart Define. 2016. "criminal thesaurus" https://smartdefine.org/criminal/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, criminal thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/criminal/thesaurus/synonyms>.
MLASmart Define. "criminal thesaurus" 28 March 2016. Web. 25 September 2026. <https://smartdefine.org/criminal/thesaurus/synonyms>