Infirmity and Unhealthiness

Infirmity

Infirmity noun - An abnormal state that disrupts a plant's or animal's normal bodily functioning.
Usage example: an 18th-century quack who specialized in those mysterious infirmities that are known only to the idle rich

Unhealthiness and infirmity are semantically related in weakness topic. In some cases you can use "Unhealthiness" instead a noun "Infirmity", when it comes to topics like illness, sickness.

Nearby Word: infirm

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

Infirmity and unhealthiness are semantically related in ailment topic. You can use "Infirmity" instead a noun "Unhealthiness", if it concerns topics such as illness, sickness, depression, incapacity.
Cite this Source
Unhealthiness and Infirmity. (2016). Retrieved 2026, July 31, from https://thesaurus.plus/related/infirmity/unhealthiness
Infirmity & Unhealthiness. N.p., 2016. Web. 31 Jul. 2026. <https://thesaurus.plus/related/infirmity/unhealthiness>.
Unhealthiness or Infirmity. 2016. Accessed July 31, 2026. https://thesaurus.plus/related/infirmity/unhealthiness.
Google Ngram Viewer shows how "infirmity" and "unhealthiness" have occurred on timeline