Coolheaded and Unsound

Opposite meaning words

Coolheaded adjective - Free from emotional or mental agitation.

Show all Definitions

Unsound is an antonym for coolheaded in reasonable topic.

Unsound adjective - Having or showing a very abnormal or sick state of mind.

Show all Definitions

Coolheaded is an antonym for unsound.

Nearby Words: unsounded, unsoundly

Cite this Source

Unsound and Coolheaded. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/coolheaded/unsound

Coolheaded & Unsound. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/coolheaded/unsound>.

Unsound or Coolheaded. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/coolheaded/unsound.

Google Ngram Viewer shows how "coolheaded" and "unsound" have occurred on timeline