Impair
Impair verb - To reduce the soundness, effectiveness, or perfection of.
To worsen and impair are semantically related. In some cases you can replace phrase "To worsen" with "Impair", this terms are similar.
Nearby Words: impairment, impairing
To worsen
Mutual synonyms
Cite this Source
To worsen and Impair. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/impair/to_worsen
Impair & To worsen. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/impair/to_worsen>.
To worsen or Impair. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/impair/to_worsen.
Google Ngram Viewer shows how "impair" and "to worsen" have occurred on timeline