IMPERIL Synonyms: 24 Similar and Opposite Words

imperil

verb

im-ˈper-əl

Definition of imperil

as in to endanger

to place in danger a single mistake could imperil the lives of everyone involved in the military operation

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of imperil There are 18 unique whitefish populations in Lakes Michigan and Huron, and most of them are imperiled. — CBS News, 8 Sep. 2026 Independent media, already imperiled due to the Kremlin’s crackdown on dissent, was all but outlawed. — Christopher Vourlias, Variety, 5 Sep. 2026 The Catalina Island Conservancy says that nonnative deer worsen erosion and wildfire risk and imperil native species. — Alex Wigglesworth, Los Angeles Times, 2 Sep. 2026 Many more were imperiled by muddy water racing through the narrow ravines, sparking frantic rescue missions for dozens. — Holly Yan, CNN Money, 1 Sep. 2026 See All Example Sentences for imperil

Recent Examples of Synonyms for imperil

Verb

The Department of Homeland Security, which oversees ICE, has stood by its claim that ICE tracking apps endanger agents.

— Clare Duffy, CNN Money, 29 Sep. 2026
However, the work, done with Tanzanian government partners, helps track threatened species and monitor human activity that endangers the region’s wildlife, making the few cameras lost in the process all the more worth it.

— Moná Thomas, PEOPLE, 29 Sep. 2026

Definition of endanger

Verb

And yet, at the time, we were threatened with annihilation by three Arab armies that were about to invade us.

— Cal Thomas, Arkansas Online, 29 Sep. 2026
The council said that the other companies agreed to testify after being threatened with a subpoena.

— Josephine Stratman, New York Daily News, 28 Sep. 2026

Definition of threaten

Browse Nearby Words

imperials

imperil

imperiled

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“Imperil.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/imperil. Accessed 2 Oct. 2026.

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Synonyms of imperil

verb

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