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
Relevance
Antonyms & Near Antonyms
as in risk
the state of not being protected from injury, harm, or evil
the city has reduced the number of its firefighters, to the imperilment of every homeowner
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of imperil
Brandon Loomis, AZCentral.com, 13 Dec. 2025
Meanwhile, the slaves’ families were broken up, left impoverished, and in many cases their cultures, languages, and land were soon imperiled by invading colonial forces.
—Literary Hub, 12 Dec. 2025
Views of the economy imperiling Republicans right now Republicans' best chance at retaining the House would be if views of the economy improve.
—Domenico Montanaro, NPR, 6 Dec. 2025
Micrometeoroid strikes, technical malfunctions and poor weather have imperiled space travel from the start.
—Maham Javaid The Washington Post, Arkansas Online, 30 Nov. 2025
See All Example Sentences for imperil
Verb
Federal agencies continue to waive environmental laws along the border, imperiling wildlife and water resources, advocates say.
—Brandon Loomis, AZCentral.com, 13 Dec. 2025
Meanwhile, the slaves’ families were broken up, left impoverished, and in many cases their cultures, languages, and land were soon imperiled by invading colonial forces.
—Literary Hub, 12 Dec. 2025
Views of the economy imperiling Republicans right now Republicans' best chance at retaining the House would be if views of the economy improve.
—Domenico Montanaro, NPR, 6 Dec. 2025
Micrometeoroid strikes, technical malfunctions and poor weather have imperiled space travel from the start.
—Maham Javaid The Washington Post, Arkansas Online, 30 Nov. 2025
See All Example Sentences for imperil
Recent Examples of Synonyms for imperil
Verb
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Despite Sismanis’ prior record, the town approved the license renewal, the lawsuit alleges, endangering the female minors Sismanis often hired.—
Bonny Chu,
FOXNews.com,
16 Jan. 2026
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The Asiatic cheetah is currently considered critically endangered, with only one small wild population remaining in Iran.—
Laura Baisas,
Popular Science,
15 Jan. 2026
Noun
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The robots handle precise positioning, reduce the risk of door damage, and allow vehicles to be parked closer together.—
Neetika Walter,
Interesting Engineering,
16 Jan. 2026
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On one hand, artificial intelligence is rapidly improving cybersecurity defense technologies, but AI is also equipping cybercriminals with sophisticated tools and creating new risks.—
Dawn Giel,Contessa Brewer,
CNBC,
16 Jan. 2026
Verb
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His comments appear to be in response to Trump’s post on Truth Social, threatening military backing for Iranian protesters.—
Brady Knox,
The Washington Examiner,
8 Jan. 2026
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That melting is threatening the island’s infrastructure and the lifestyles of native people, who over millennia have adapted their transportation and food systems to the presence of snow and ice.—
Paul Bierman,
Washington Post,
7 Jan. 2026
Noun
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The cuts had thrown into jeopardy programs that give direct mental health services, opioid treatment, drug prevention resources, peer support and more to communities affected by addiction, mental illness and homelessness.—
Ali Swenson,
Chicago Tribune,
15 Jan. 2026
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Cameron Dicker kicked field goals of 37 and 27 yards and running back Omarion Hampton scored on a 5-yard run in the second half, and the Chargers were never in serious jeopardy.—
Elliott Teaford,
Oc Register,
21 Dec. 2025
Noun
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The usage has also led to improved community engagement surrounding the dangers of celebratory gunfire, an issue that has plagued Kansas City for years, Becchina said.—
Ben Wheeler,
Kansas City Star,
12 Jan. 2026
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This windfall and the attendant political benefits for the governor have come at public expense, as the dangers of marijuana become tragically apparent.—
Cory Franklin,
Chicago Tribune,
12 Jan. 2026
Noun
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Another teaches free guitar lessons to keep kids out of trouble.—
Sharon Chin,
CBS News,
8 Jan. 2026
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The first signs of trouble came in the opening minutes of the game.—
Shaun Goodwin,
Idaho Statesman,
8 Jan. 2026
Cite this Entry
“Imperil.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/imperil. Accessed 19 Jan. 2026.
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