Commonsensical and Unfounded
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
Unfounded is an antonym for commonsensical.
Unfounded
Unfounded adjective - Having no basis in reason or fact.
Commonsensical is an antonym for unfounded.
Nearby Word: unfoundedly
Cite this Source
Unfounded and Commonsensical. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/commonsensical/unfounded
Commonsensical & Unfounded. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/commonsensical/unfounded>.
Unfounded or Commonsensical. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/commonsensical/unfounded.
Google Ngram Viewer shows how "commonsensical" and "unfounded" have occurred on timeline