Invalidity and Instability

Invalidity

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

Instability and invalidity are semantically related. in weakness topic. In some cases you can use "Instability" instead a noun "Invalidity", when it comes to topics like defect.

Instability

Instability noun - The quality or state of not being firmly fixed in position.

Invalidity and instability are semantically related. Sometimes you can use "Invalidity" instead a noun "Instability".

Nearby Word: instance
Cite this Source
Instability and Invalidity. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/invalidity/instability
Invalidity & Instability. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/invalidity/instability>.
Instability or Invalidity. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/invalidity/instability.
Google Ngram Viewer shows how "invalidity" and "instability" have occurred on timeline