Flop
Flop verb - To move or cause to move with a striking motion.
Usage example: a fish flopping around on the dock
Flail
Flail verb - To move or cause to move with a striking motion.
Usage example: started to flail his arms wildly when he spied a bat in the house
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Synonyms for Flail
Cite this Source
Flail and Flop. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/flop/flail
Flop & Flail. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/flop/flail>.
Flail or Flop. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/flop/flail.
Google Ngram Viewer shows how "flop" and "flail" have occurred on timeline