Crumble
Flunk
Flunk verb - To be unsuccessful.
Usage example: the movie flunks, both as entertainment and as a dramatization of a historical incident
Cite this Source
Flunk and Crumble. (2016). Retrieved 2026, August 12, from https://thesaurus.plus/related/crumble/flunk
Crumble & Flunk. N.p., 2016. Web. 12 Aug. 2026. <https://thesaurus.plus/related/crumble/flunk>.
Flunk or Crumble. 2016. Accessed August 12, 2026. https://thesaurus.plus/related/crumble/flunk.
Google Ngram Viewer shows how "crumble" and "flunk" have occurred on timeline