Commonsensical and Unsound
Opposite meaning words
Commonsensical
Commonsensical adjective - Based on sound reasoning or information.
Usage example: the only commonsensical solution would be to divide the children into groups according to age
Unsound is an antonym for commonsensical.
Unsound
Unsound adjective - Having or showing a very abnormal or sick state of mind.
Commonsensical is an antonym for unsound.
Cite this Source
Unsound and Commonsensical. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/commonsensical/unsound
Commonsensical & Unsound. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/commonsensical/unsound>.
Unsound or Commonsensical. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/commonsensical/unsound.
Google Ngram Viewer shows how "commonsensical" and "unsound" have occurred on timeline