Fail
Fail verb - To miss the opportunity or obligation.
Usage example: failed to mention that he had already been paid for the job by the homeowner's wife
Keep
Keep verb - To mark with an appropriate practice, rite, or ceremony.
Common collocations
Both words in one sentence
- Not only does this fail to keep her from getting attached (especially once she learns his reasons), but he ends up falling in love with her.
Source: Jerkass Façade -
If you fail to keep the animatronics at bay, they'll shove you into an actual Freddy suit, much like the one you have a mask of.
-
Empires who somehow fail to keep up technologically without being conquered can request to be protectorates instead of vassals due to the extreme difference in tech.
Source: Video Game / Stellaris
Cite this Source
Keep and Fail. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/fail/keep
Fail & Keep. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/fail/keep>.
Keep or Fail. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/fail/keep.
Google Ngram Viewer shows how "fail" and "keep" have occurred on timeline