Fail
Fail verb - To stop functioning.
Not believe and fail are semantically related. In some cases you can use "Not believe" instead a verb "Fail".
Not believe
Fail and not believe are semantically related. Sometimes you can use "Fail" instead a verb phrase "Not believe".
Both terms in one sentence
- Interestingly, most fiction questions ONLY how the toys are delivered, not how so many adults (even in the worlds of fiction) can fail to notice the toys, and thus not believe in him.
Cite this Source
Not believe and Fail. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/fail/not_believe
Fail & Not believe. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/fail/not_believe>.
Not believe or Fail. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/fail/not_believe.
Google Ngram Viewer shows how "fail" and "not believe" have occurred on timeline