Foolish and Harebrained

Foolish

Foolish adjective - Showing or marked by a lack of good sense or judgment.
Usage example: a foolish scheme that was supposed to make us all rich

Harebrained is a synonym for foolish in ability topic. In some cases you can use "Harebrained" instead an adjective "Foolish", when it comes to topics like silly, nonsensical.

Nearby Words: fool, foolishness, foolery, foolishly

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

Foolish is a synonym for harebrained in ability topic. You can use "Foolish" instead an adjective "Harebrained", if it concerns topics such as stupid.
Cite this Source
Harebrained and Foolish. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/foolish/harebrained
Foolish & Harebrained. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/foolish/harebrained>.
Harebrained or Foolish. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/foolish/harebrained.
Google Ngram Viewer shows how "foolish" and "harebrained" have occurred on timeline