- Definitions|1
- Thesaurus|162
- Abbreviations|0
| unauthorized(adjective, illegal, permitted, pirate, sanctioned) | |
| illegal(adjective, undueness) | |
| illicit(adjective, undueness) | |
| unlawful(adjective, undueness) | |
| unofficial(adjective, informal, illegal, pirate, unauthorized) | |
| illegitimate(adjective, legal) | |
| unallowed | |
| unlicensed | |
| verboten | |
| banned | |
| disallowed(adjective, undueness) | |
| forbidden | |
| informal(adjective, unauthorized) | |
| null(adjective, void, unsound, puny, meaningless) | |
| outlawed | |
| prohibited | |
| unapproved(adjective, illegal, permitted, illegitimate, unjustified) | |
| unendorsed(adjective, unauthorized) | |
| unjustified(adjective, undueness) | |
| void(adjective, unsound, ineffective, meaningless, ineffectual) |
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| APA | Smart Define. (2015). unsanctioned thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/unsanctioned/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unsanctioned thesaurus" https://smartdefine.org/unsanctioned/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, unsanctioned thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/unsanctioned/thesaurus/synonyms>. |
| MLA | Smart Define. "unsanctioned thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/unsanctioned/thesaurus/synonyms> |