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[im-per-uh l] /ɪmˈpɛr əl/
verb (used with object), imperiled, imperiling or (especially British) imperilled, imperilling.
to put in peril or danger; endanger.
Origin of imperil
First recorded in 1590-1600; im-1 + peril
Related forms
imperilment, noun
risk, jeopardize, hazard, chance. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for imperil
Contemporary Examples
Historical Examples
  • But you must swear to me that under no conditions will you imperil his position there.

  • I thought that I had better not imperil my newly gained reputation by guessing.

    The Stark Munro Letters J. Stark Munro
  • You say in effect that my love is sinful and criminal, and that it will imperil your soul.

  • Do you think it wise to imperil its success by making it depend so largely on yourself?

    The Destroyer Burton Egbert Stevenson
  • There thou must cast away all thy possessions and imperil all thy riches.

British Dictionary definitions for imperil


verb -rils, -rilling, -rilled (US) -rils, -riling, -riled
(transitive) to place in danger or jeopardy; endanger
Derived Forms
imperilment, 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
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Word Origin and History for imperil

1590s, from assimilated form of in- "into, in" (see in- (2)) + peril. Related: Imperiled; imperiling.

Online Etymology Dictionary, © 2010 Douglas Harper
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