Nonvalid
Nonvalid adjective - Having no basis in reason or fact.
Usage example: a nonvalid theory that most scientists rejected long ago
Unfounded
Unfounded adjective - Having no basis in reason or fact.
Usage example: the accusation proved to be unfounded
Nonvalid and unfounded are semantically related. You can use "Nonvalid" instead an adjective "Unfounded".
Nearby Word: unfoundedly
Mutual synonyms
Related pairs
- wrong and nonvalid
- wrong and unfounded
- false and nonvalid
- false and unfounded
- invalid and nonvalid
- invalid and unfounded
- illogical and nonvalid
- illogical and unfounded
- unsound and nonvalid
- unsound and unfounded
- fallacious and nonvalid
- fallacious and unfounded
- unreasonable and nonvalid
- unreasonable and unfounded
Cite this Source
Unfounded and Nonvalid. (2017). Retrieved 2026, August 16, from https://thesaurus.plus/related/nonvalid/unfounded
Nonvalid & Unfounded. N.p., 2017. Web. 16 Aug. 2026. <https://thesaurus.plus/related/nonvalid/unfounded>.
Unfounded or Nonvalid. 2017. Accessed August 16, 2026. https://thesaurus.plus/related/nonvalid/unfounded.
Google Ngram Viewer shows how "nonvalid" and "unfounded" have occurred on timeline