Invalidity and Unhealthiness

Invalidity

Invalidity noun - Illogicality as a consequence of having a conclusion that does not follow from the premisses.

Unhealthiness and invalidity are semantically related. In some cases you can use "Unhealthiness" instead a noun "Invalidity".

Unhealthiness

Unhealthiness noun - The condition of not being in good health.
Usage example: remedied his general unhealthiness with a long-overdue change to a healthy diet and exercise

Invalidity and unhealthiness are semantically related. Sometimes you can use "Invalidity" instead a noun "Unhealthiness".
Cite this Source
Unhealthiness and Invalidity. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/invalidity/unhealthiness
Invalidity & Unhealthiness. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/invalidity/unhealthiness>.
Unhealthiness or Invalidity. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/invalidity/unhealthiness.
Google Ngram Viewer shows how "invalidity" and "unhealthiness" have occurred on timeline