Preposterous
Preposterous adjective - Conceived or made without regard for reason or reality.
Unfounded and preposterous are semantically related. In some cases you can use "Unfounded" instead an adjective "Preposterous".
Unfounded
Unfounded adjective - Having no basis in reason or fact.
Usage example: the accusation proved to be unfounded
Preposterous and unfounded are semantically related. Sometimes you can use "Preposterous" instead an adjective "Unfounded".
Nearby Word: unfoundedly
Mutual synonyms
Related pairs
- questionable and preposterous
- questionable and unfounded
- wild and preposterous
- wild and unfounded
- implausible and preposterous
- implausible and unfounded
- foolish and preposterous
- foolish and unfounded
- irrational and preposterous
- irrational and unfounded
- invalid and preposterous
- invalid and unfounded
- fantastic and preposterous
- fantastic and unfounded
Cite this Source
Unfounded and Preposterous. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/preposterous/unfounded
Preposterous & Unfounded. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/preposterous/unfounded>.
Unfounded or Preposterous. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/preposterous/unfounded.
Google Ngram Viewer shows how "preposterous" and "unfounded" have occurred on timeline