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

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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 Miller took ProPublica inside the endeavor, highlighting ways the new rule could imperil similar projects in the future. — Lisa Song, CNN Money, 28 July 2026 Trump officials went on to largely dismantle PEPFAR, imperiling many of the 20 million people the program has supplied with lifesaving therapies. — Katherine J. Wu, The Atlantic, 28 July 2026 But the Commission’s announcement regarding Google imperils the deal mere weeks after its completion. — Kate Nishimura, Footwear News, 23 July 2026 The animal is imperiled, down roughly 90 percent since the 1970s, and deserves real protection. — Shannon Welch, Oc Register, 12 July 2026 See All Example Sentences for imperil

Recent Examples of Synonyms for imperil

Verb

Officials also expressed concern that any attack carried out during a crowded public event could endanger civilians, explaining why additional protective measures will be implemented at public meetings, press conferences and other appearances.

— Antonio María Delgado, Miami Herald, 21 July 2026
The driver exited the freeway into Koreatown and continued speeding through surface streets, at times crossing into opposing lanes and endangering morning commuters.

— Eric Mack, FOXNews.com, 21 July 2026

Definition of endanger

Verb

But after structural problems earlier this month threatened a partial collapse at one of the city’s largest such projects, regulators have intensified scrutiny.

— Samantha Delouya, CNN Money, 30 July 2026
Kansas City police are looking to the public for information after investigators say a woman threatened several people in Kansas City’s Waldo neighborhood over the weekend.

— Caroline Zimmerman, Kansas City Star, 30 July 2026

Definition of threaten

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imperials

imperil

imperiled

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“Imperil.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/imperil. Accessed 3 Aug. 2026.

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Synonyms of imperil

verb

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