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bêtise

[be-teez]
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noun
  1. lack of understanding, perception, or the like; stupidity.
  2. a stupid or foolish act or remark.
  3. something inconsequential or without merit; absurdity; trifle.
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Origin of bêtise

1820–30; < French: literally, foolishness, equivalent to bête foolish (see beast) + -ise -ice
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for betise

Historical Examples

  • We should get no clothes fit to wear next week if we committed such a betise.

    Airy Fairy Lilian

    Margaret Wolfe Hamilton (AKA Duchess)

  • Frankly—I would put it at such moments—he becomes at last an optical bore or betise.

    Italian Hours

    Henry James


British Dictionary definitions for betise

bêtise

noun
  1. rare folly or lack of perception
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Word Origin

French, from bête foolish, from bête (n) stupid person, beast
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012