- Definitions|1
- Thesaurus|686
- Abbreviations|0
19 entries under offensive topic. ×
| prohibited(permitted, prohibition, unmentionable) | |
| unacceptable(immoral, shocking, permitted, prohibited) | |
| beyond the pale(expression, idiom, permitted, prohibition) | |
| forbidden(permitted, prohibited, unmentionable) | |
| illegal(permitted, prohibition, prohibited, unmentionable) | |
| anathema(permitted, prohibited, unmentionable) | |
| banned(permitted, prohibited, unmentionable) | |
| disapproved(permitted, prohibited, unmentionable) | |
| frowned on(expression, permitted, prohibited, unmentionable) | |
| not allowed(expression, permitted, prohibited, unmentionable) | |
| off limits(expression, permitted, prohibited, unmentionable) | |
| out of bounds(expression, idiom, permitted, prohibited) | |
| outlawed(permitted, prohibited, unmentionable) | |
| permitted(prohibited, unmentionable) | |
| proscribed(permitted, prohibited, unmentionable) | |
| reserved(permitted, prohibited, unmentionable) | |
| restricted(permitted, prohibited, unmentionable) | |
| ruled out(expression, permitted, prohibited, unmentionable) | |
| unmentionable(permitted, prohibited) |
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| APA | Smart Define. (2015). unthinkable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unthinkable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unthinkable thesaurus" https://smartdefine.org/unthinkable/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, unthinkable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unthinkable/thesaurus/synonyms>. |
| MLA | Smart Define. "unthinkable thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/unthinkable/thesaurus/synonyms> |