Baseless
Baseless adjective - Having no basis in reason or fact.
Usage example: baseless rumors that the baseball player was using steroids
Unfounded is a synonym for baseless in groundless topic. In some cases you can use "Unfounded" instead an adjective "Baseless", when it comes to topics like true, thoughtless, without substantiation. popular alternative
Nearby Word: baselessness
Unfounded
Unfounded adjective - Having no basis in reason or fact.
Usage example: the accusation proved to be unfounded
Baseless is a synonym for unfounded in groundless topic. You can use "Baseless" instead an adjective "Unfounded", if it concerns topics such as true, thoughtless, not based on fact. popular alternative
Nearby Word: unfoundedly
Mutual synonyms
Related pairs
Cite this Source
Unfounded and Baseless. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/baseless/unfounded
Baseless & Unfounded. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/baseless/unfounded>.
Unfounded or Baseless. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/baseless/unfounded.
Google Ngram Viewer shows how "baseless" and "unfounded" have occurred on timeline