Implausible
Implausible adjective - Too extraordinary or improbable to believe.
Unsubstantiated and implausible are semantically related. In some cases you can use "Unsubstantiated" instead an adjective "Implausible".
Nearby Word: implausibly
Unsubstantiated
Unsubstantiated adjective - Having no basis in reason or fact.
Usage example: an unsubstantiated claim that was thrown out of court
Implausible and unsubstantiated are semantically related. Sometimes you can use "Implausible" instead an adjective "Unsubstantiated".
Nearby Word: unsubstantially
Mutual synonyms
Related pairs
- suspect and implausible
- suspect and unsubstantiated
- dubious and implausible
- dubious and unsubstantiated
- questionable and implausible
- questionable and unsubstantiated
- doubtful and implausible
- doubtful and unsubstantiated
- weak and implausible
- weak and unsubstantiated
- irrational and implausible
- irrational and unsubstantiated
- flimsy and implausible
- flimsy and unsubstantiated
Cite this Source
Unsubstantiated and Implausible. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/implausible/unsubstantiated
Implausible & Unsubstantiated. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/implausible/unsubstantiated>.
Unsubstantiated or Implausible. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/implausible/unsubstantiated.
Google Ngram Viewer shows how "implausible" and "unsubstantiated" have occurred on timeline