Commonsense and Foundationless
Opposite meaning words
Commonsense
Commonsense adjective - Based on sound reasoning or information.
Foundationless is an antonym for commonsense.
Foundationless
Foundationless adjective - Having no basis in reason or fact.
Usage example: a careful investigation proved that the charges were foundationless
Commonsense is an antonym for foundationless.
Cite this Source
Foundationless and Commonsense. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/commonsense/foundationless
Commonsense & Foundationless. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/commonsense/foundationless>.
Foundationless or Commonsense. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/commonsense/foundationless.
Google Ngram Viewer shows how "commonsense" and "foundationless" have occurred on timeline