9 entries under prohibited topic. ×
| illegal(adjective, law, criminal, legal, illegal) | |
| outlawed(adjective, law, irregular, unwarranted, criminal) | |
| against the law(expression, adjective, idiom, wrong, illegal) | |
| off-limits(adjective, adverb, not) | |
| unwarrantable(irregular, unwarranted, criminal, illegal, illegitimate) | |
| extralegal(irregular, unwarranted, criminal, illegal, illegitimate) | |
| not approved(expression, irregular, unwarranted, criminal, illegitimate) | |
| outside the law(expression, irregular, unwarranted, criminal, illegitimate) | |
| under the table(expression, adjective, irregular, unwarranted, criminal) |
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| APA | Smart Define. (2015). illicit thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/illicit/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "illicit thesaurus" https://smartdefine.org/illicit/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, illicit thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/illicit/thesaurus/synonyms>. |
| MLA | Smart Define. "illicit thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/illicit/thesaurus/synonyms> |