Fail
Fail verb - To stop functioning.
Retrogress and fail are semantically related. In some cases you can use "Retrogress" instead a verb "Fail".
Retrogress
Retrogress verb - To go back to a previous and usually lower state or level.
Fail and retrogress are semantically related. Sometimes you can use "Fail" instead a verb "Retrogress".
Mutual synonyms
Cite this Source
Retrogress and Fail. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/fail/retrogress
Fail & Retrogress. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/fail/retrogress>.
Retrogress or Fail. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/fail/retrogress.
Google Ngram Viewer shows how "fail" and "retrogress" have occurred on timeline