- Definitions|2
- Thesaurus|797
- Abbreviations|0
34 entries under prohibited topic. ×
| illicit(adjective, adverb, law, criminal, legal) | |
| unauthorized(adjective, permitted, illegitimate, prohibition, sanctioned) | |
| forbidden(verb, adjective, adverb, offensive, unreasonable) | |
| unlicensed(adjective, illegitimate, prohibition, pirate, unlawful) | |
| outlawed(adjective, law, offensive, permitted, illegitimate) | |
| banned(adjective, adverb, offensive, permitted, illegitimate) | |
| contraband(adjective, illegitimate, prohibition, pirate, unlawful) | |
| bootleg(adjective, illegitimate, pirate, unlawful) | |
| proscribed(adjective, offensive, permitted, illegitimate, unlawful) | |
| black-market(adjective, illegitimate, pirate, unlawful) | |
| extralegal(adjective, illegitimate, unlawful, illicit) | |
| against the law(expression, adjective, idiom, wrong, illegitimate) | |
| off-limits(adjective, adverb, not) | |
| off limits(expression, adjective, adverb, offensive, permitted) | |
| out of bounds(expression, adjective, idiom, offensive, permitted) | |
| beyond the pale(expression, idiom, offensive, permitted, prohibition) | |
| heavy(adjective, wrong, informal, senseless, illegitimate) | |
| ruled out(expression, offensive, permitted, unthinkable) | |
| under the table(expression, adjective, permitted, illegitimate, unjustified) | |
| wildcat(adjective, wrong, senseless, illegitimate, unlawful) |
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| APA | Smart Define. (2015). illegal thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/illegal/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "illegal thesaurus" https://smartdefine.org/illegal/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, illegal thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/illegal/thesaurus/synonyms>. |
| MLA | Smart Define. "illegal thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/illegal/thesaurus/synonyms> |