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verb (used with object), en·fee·bled, en·fee·bling.
  1. to make feeble; weaken: That bout of pneumonia enfeebled him.
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Origin of enfeeble

1300–50; Middle English enfeblen < Old French enfeblir. See en-1, feeble
Related formsen·fee·ble·ment, nounen·fee·bler, nounun·en·fee·bled, adjective


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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

exhaust, debilitate, unnerve, incapacitate, attenuate, cripple, devitalize, disable, fatigue, deplete, diminish, sap, blunt, unhinge, undermine, weaken

Examples from the Web for enfeebled

Contemporary Examples

Historical Examples

  • The Duke of Lerma, infirm and enfeebled by years, was unable to confront his foes.

    Calderon The Courtier

    Edward Bulwer-Lytton

  • In a flash it had come to me who that enfeebled gentleman was.

  • In the selfishness of her enfeebled spirit, Kate still rejoiced.

    The Manxman

    Hall Caine

  • But the voice was so enfeebled by disease as to be scarcely audible.

  • A diseased body causes a disordered mind and an enfeebled will.

    Practical Ethics

    William DeWitt Hyde

British Dictionary definitions for enfeebled


  1. (tr) to make weak; deprive of strength
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Derived Formsenfeeblement, nounenfeebler, noun
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

Word Origin and History for enfeebled



mid-14c., from Old French enfeblir "become weak," from en- (see en- (1)) + feble (see feeble). Related: Enfeebled; enfeebling.

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Online Etymology Dictionary, © 2010 Douglas Harper