50 entries under adjective topic. ×

16
illegal(prohibition, unlawful, prohibited, illegality)
12
banned(unlawful, prohibited)
11
illicit(legal, unlawful, prohibited, forbidden)
11
forbidden(verb, unlawful, prohibited, outlawed)
10
bootleg(illegal, unlawful, prohibited)
9
unlawful(prohibited, illegality)
7
black-market
7
prohibited(prohibition, unlawful, illegality)
7
smuggled
7
unauthorized(prohibition, unlawful)
6
illegitimate(deception, legal, illegality)
5
hot(informal, unlawful, prohibited)
5
taboo
4
impermissible(prohibition, forbidden)
4
shut out(verb, expression, phrasal verb, unwelcome)
3
actionable
3
disapproved
3
excluded
3
proscribed
3
unofficial(informal, casual, irregular, unwarranted)
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APASmart Define. (2015). contraband thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/contraband/thesaurus/synonyms
ChicagoSmart Define. 2015. "contraband thesaurus" https://smartdefine.org/contraband/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, contraband thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/contraband/thesaurus/synonyms>.
MLASmart Define. "contraband thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/contraband/thesaurus/synonyms>