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Synonyms

jeopardize

American  
[jep-er-dahyz] / ˈdʒɛp ərˌdaɪz /
especially British, jeopardise

verb (used with object)

jeopardized, jeopardizing
  1. to put in jeopardy; hazard; risk; imperil.

    He jeopardized his life every time he dived from the tower.


jeopardize British  
/ ˈdʒɛpəˌdaɪz /

verb

  1. to risk; hazard

    he jeopardized his job by being persistently unpunctual

  2. to put in danger; imperil

"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

Other Word Forms

Etymology

Origin of jeopardize

First recorded in 1640–50; jeopard(y) + -ize

Explanation

Jeopardize means to put at risk or pose a threat. Jeopardize your career by posting silly pictures of yourself on Facebook. Jeopardize your friendships by posting silly pictures of your friends on Facebook. Jeopardize stems from the Old French jeu parti, which literally translates to a game with divided, or even, chances. An even chance of winning hardly seems a risky endeavor, but maybe our forefathers weren't big risk-takers. Whatever the reason, jeopardize has come to mean the act of putting yourself or something at risk, through circumstance or behavior. Think of double-jeopardy on the gameshow "Jeopardy" and you'll better understand what it means to jeopardize your savings.

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Vocabulary lists containing jeopardize

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The Endangered Species Act requires that federal agencies avoid any action that is likely to jeopardize the continued existence of any species listed under the act.

From Salon • Apr. 7, 2026

I know you want to inherit the house, but you can’t jeopardize your own savings to keep it.

From MarketWatch • Apr. 6, 2026

In his message on Sunday, Trump also referred to another operation inside Iran to rescue "another brave pilot ... which we did not confirm, because we did not want to jeopardize our second rescue operation."

From Barron's • Apr. 5, 2026

Stephen Ubl, president of the drug industry trade group Pharmaceutical Research and Manufacturers of America, said: “Tariffs on cutting-edge medicines will increase costs and could jeopardize billions in U.S. investments announced in the last year.”

From The Wall Street Journal • Apr. 2, 2026

Their looks might even jeopardize their ability to receive a proper reception at the fine Virginia households they planned to call on across the river.

From "Chasing Lincoln's Killer" by James L. Swanson

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