- Definitions|0
- Thesaurus|47
- Abbreviations|1
9 entries under expression topic. ×
| around the bend(idiom, wrong, hacked, lunatic) | |
| crazy as a loon(idiom, crazy, sick, lunatic) | |
| mad as a hatter(crazy, sick, hacked, lunatic) | |
| mentally ill(adjective, crazy, sick, sane) | |
| not all there(idiom, crazy, sick, lunatic) | |
| nutty as a fruitcake(crazy, sick, hacked, lunatic) | |
| of unsound mind(idiom, wrong, hacked, lunatic) | |
| stark raving mad(idiom, crazy, sick, lunatic) | |
| nutty as fruitcake(sick, hacked, lunatic, crackbrained) |
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| APA | Smart Define. (2011). sick in the head thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/sick_in_the_head/thesaurus/synonyms |
| Chicago | Smart Define. 2011. "sick in the head thesaurus" https://smartdefine.org/sick_in_the_head/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2011, sick in the head thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/sick_in_the_head/thesaurus/synonyms>. |
| MLA | Smart Define. "sick in the head thesaurus" 23 May 2011. Web. 26 September 2026. <https://smartdefine.org/sick_in_the_head/thesaurus/synonyms> |