Implausible and Invalid

Implausible

Implausible adjective - Too extraordinary or improbable to believe.

Invalid and implausible are semantically related. In some cases you can use "Invalid" instead an adjective "Implausible".

Nearby Word: implausibly

Invalid

Invalid adjective - Having no basis in reason or fact.
Usage example: an invalid claim that can be easily disproved by the facts

Implausible and invalid are semantically related. Sometimes you can use "Implausible" instead an adjective "Invalid".

Cite this Source
Invalid and Implausible. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/implausible/invalid
Implausible & Invalid. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/implausible/invalid>.
Invalid or Implausible. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/implausible/invalid.
Google Ngram Viewer shows how "implausible" and "invalid" have occurred on timeline