Crazy
Crazy adjective - Showing or marked by a lack of good sense or judgment.
Usage example: a crazy plan to climb Mount Everest without proper equipment
Harebrained is a synonym for crazy in ability topic. In some cases you can use "Harebrained" instead an adjective "Crazy", when it comes to topics like unrealistic.
Harebrained
Harebrained adjective - Lacking in seriousness or maturity.
Usage example: the movie follows the harebrained antics of a pair of stoners who seem incapable of growing up
Crazy is a synonym for harebrained in ability topic. You can use "Crazy" instead an adjective "Harebrained", if it concerns topics such as stupid.
Mutual synonyms
Related pairs
Cite this Source
Harebrained and Crazy. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/crazy/harebrained
Crazy & Harebrained. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/crazy/harebrained>.
Harebrained or Crazy. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/crazy/harebrained.
Google Ngram Viewer shows how "crazy" and "harebrained" have occurred on timeline