Foolish
Unfounded
Unfounded adjective - Having no basis in reason or fact.
Usage example: the accusation proved to be unfounded
Foolish and unfounded are semantically related. Sometimes you can use "Foolish" instead an adjective "Unfounded".
Nearby Word: unfoundedly
Mutual synonyms
Related pairs
Cite this Source
Unfounded and Foolish. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/foolish/unfounded
Foolish & Unfounded. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/foolish/unfounded>.
Unfounded or Foolish. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/foolish/unfounded.
Google Ngram Viewer shows how "foolish" and "unfounded" have occurred on timeline