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[stoo-puh-fahy, styoo-] /ˈstu pəˌfaɪ, ˈstyu-/
verb (used with object), stupefied, stupefying.
to put into a state of little or no sensibility; benumb the faculties of; put into a stupor.
to stun, as with a narcotic, a shock, or a strong emotion.
to overwhelm with amazement; astound; astonish.
Origin of stupefy
1590-1600; < Middle French stupefierLatin stupefacere to benumb, equivalent to stupe-, stem of stupēre to be numb or stunned + facere to make, do1; see -fy
Related forms
[stoo-puh-fahyd-nis, -fahy-id-, styoo-] /ˈstu pəˌfaɪd nɪs, -ˌfaɪ ɪd-, ˈstyu-/ (Show IPA),
stupefier, noun
stupefyingly, adverb
unstupefied, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for stupefied
Historical Examples
  • The unexpected blow had stupefied the farmer; he had grown very white.

    Autumn Glory Ren Bazin
  • The tyrants halted, and gazed at me with a look of stupefied astonishment.

    Down The River Oliver Optic
  • She took up the new bottle with the rubber on the end and looked at it in stupefied, aimless disgust.

    The Wind Before the Dawn Dell H. Munger
  • The countess was stupefied;—she could not speak, or stoop, or stir.

    Fairy Fingers Anna Cora Mowatt Ritchie
  • Used as David was to her, it stupefied him; he stared at her, and was all abroad.

  • The countess was gazing upon Madeleine with an air of stupefied grief.

    Fairy Fingers Anna Cora Mowatt Ritchie
  • For a moment he stood like one stupefied, glancing from the wretched board to the miserable dress of the old man and his daughter.

    The Poor Gentleman Hendrik Conscience
  • He was stupefied to learn that he had a commercial value; he never had suspected it.

    Samuel Brohl & Company Victor Cherbuliez
  • Natalie Lind sat there as one stupefied—breathless, silent, trembling.

    Sunrise William Black
  • Leander was stupefied by such an unlooked-for misconception.

    The Tinted Venus F. Anstey
British Dictionary definitions for stupefied


verb (transitive) -fies, -fying, -fied
to render insensitive or lethargic
to confuse or astound
Derived Forms
stupefier, noun
stupefying, adjective
stupefyingly, adverb
Word Origin
C16: from Old French stupefier, from Latin stupefacere; see stupefacient
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
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Word Origin and History for stupefied



1510s (implied in past participle stupefact), from Middle French stupéfier, from Latin stupefacere "make stupid or senseless," from stupere "be stunned" (see stupid) + facere "to make" (see factitious).

Online Etymology Dictionary, © 2010 Douglas Harper
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