Feeble
Invalid
Invalid adjective - Chronically or repeatedly suffering from poor health.
Usage example: an old and now invalid woman who rarely gets out anymore
Feeble is a synonym for invalid in feeling topic. Sometimes you can use "Feeble" instead an adjective "Invalid", if it concerns topics such as sickly, disabled.
Mutual synonyms
Cite this Source
Invalid and Feeble. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/feeble/invalid
Feeble & Invalid. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/feeble/invalid>.
Invalid or Feeble. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/feeble/invalid.
Google Ngram Viewer shows how "feeble" and "invalid" have occurred on timeline