- Definitions|2
- Thesaurus|797
- Abbreviations|0
28 entries under expression topic. ×
| dirty dealing(wrong, immoral) | |
| frowned on(offensive, permitted, prohibited, unthinkable) | |
| hung up(wrong, senseless, unlawful, lawless) | |
| in violation of law(idiom, illicit) | |
| not legally constituted | |
| prohibited by law | |
| smoking gun(wrong, senseless, unlawful, lawless) | |
| uncalled for(improper, unjust) |
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| APA | Smart Define. (2015). illegal thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/illegal/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "illegal thesaurus" https://smartdefine.org/illegal/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, illegal thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/illegal/thesaurus/synonyms>. |
| MLA | Smart Define. "illegal thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/illegal/thesaurus/synonyms> |