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
Observe
Observe verb - To act according to the commands of.
Common collocations
Cite this Source
Observe and Fail. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/fail/observe
Fail & Observe. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/fail/observe>.
Observe or Fail. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/fail/observe.
Google Ngram Viewer shows how "fail" and "observe" have occurred on timeline