- Definitions|1
- Thesaurus|2.6k
- Abbreviations|0
47 entries under irrational topic. ×
| cockamamie(adjective, weak, great, simple, extraordinary) | |
| daring(adjective, careless, wild, bold, thoughtless) | |
| kooky(adjective, weak, great, simple, extraordinary) | |
| lunatic(adjective, weak, simple, knowledge, ability) | |
| potty(adjective, wild, silly, foolish, stupid) | |
| venturesome(adjective, careless, wild, bold, thoughtless) | |
| batty(adjective, keen, warm, slow, wild) | |
| cracked(adjective, wild, silly, foolish, stupid) | |
| deranged(adjective, wild, silly, foolish, stupid) | |
| devil-may-care(adjective, careless, wild, foolish, immoral) | |
| eccentric(adjective, keen, warm, wild, strange) | |
| headstrong(adjective, careless, bold, thoughtless, impulsive) | |
| impetuous(adjective, careless, bold, thoughtless, impulsive) | |
| nuts(adjective, wild, silly, foolish, stupid) | |
| precipitate(adjective, careless, wild, bold, thoughtless) | |
| temerarious(adjective, careless, wild, bold, thoughtless) | |
| touched(adjective, wild, silly, foolish, stupid) | |
| unusual(adjective, keen, warm, silly, foolish) | |
| venturous(adjective, careless, wild, bold, thoughtless) | |
| bedlamite(adjective, keen, warm, silly, foolish) |
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| APA | Smart Define. (2015). harebrained thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/harebrained/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "harebrained thesaurus" https://smartdefine.org/harebrained/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, harebrained thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/harebrained/thesaurus/synonyms>. |
| MLA | Smart Define. "harebrained thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/harebrained/thesaurus/synonyms> |