Invalid and Sickly

Invalid

Invalid adjective - Chronically or repeatedly suffering from poor health.

Sickly is a synonym for invalid in bedridden topic. In some cases you can use "Sickly" instead an adjective "Invalid", when it comes to topics like disabled.

Sickly

Sickly adjective - Chronically or repeatedly suffering from poor health.
Usage example: a sickly foal that seemed to catch everything that the other horses had

Invalid is a synonym for sickly in bedridden topic. You can use "Invalid" instead an adjective "Sickly".

Nearby Words: sick, sickening, sickle, sicked
Cite this Source
Sickly and Invalid. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/invalid/sickly
Invalid & Sickly. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/invalid/sickly>.
Sickly or Invalid. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/invalid/sickly.
Google Ngram Viewer shows how "invalid" and "sickly" have occurred on timeline