Inconstancy and Instability

Inconstancy

Inconstancy noun - Lack of faithfulness especially to one's husband or wife.

Instability is a synonym for inconstancy in weakness topic. In some cases you can use "Instability" instead a noun "Inconstancy", when it comes to topics like defect, restlessness, discontent, irresponsibility. popular alternative

Instability

Instability noun - The quality or state of not being firmly fixed in position.
Usage example: the instability of the bridge became tragically apparent when it suddenly collapsed

Inconstancy is a synonym for instability in uncertainty topic. You can use "Inconstancy" instead a noun "Instability", if it concerns topics such as impermanence. popular alternative

Nearby Word: instance
Cite this Source
Instability and Inconstancy. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/inconstancy/instability
Inconstancy & Instability. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/inconstancy/instability>.
Instability or Inconstancy. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/inconstancy/instability.
Google Ngram Viewer shows how "inconstancy" and "instability" have occurred on timeline