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. In some cases you can use "Implausible" instead an adjective "Invalid".
Implausible
Implausible adjective - Too extraordinary or improbable to believe.
Invalid and implausible are semantically related. Sometimes you can use "Invalid" instead an adjective "Implausible".
Nearby Word: implausibly
Mutual synonyms
Related pairs
- poor and invalid
- poor and implausible
- inadequate and invalid
- inadequate and implausible
- feeble and invalid
- feeble and implausible
- weak and invalid
- weak and implausible
- irrational and invalid
- irrational and implausible
- ineffective and invalid
- ineffective and implausible
- ineffectual and invalid
- ineffectual and implausible
Cite this Source
Implausible and Invalid. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/invalid/implausible
Invalid & Implausible. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/invalid/implausible>.
Implausible or Invalid. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/invalid/implausible.
Google Ngram Viewer shows how "invalid" and "implausible" have occurred on timeline