1
as in accidental
happening by chance
an unpremeditated encounter with an old boyfriend
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in impromptu
made or done without previous thought or preparation
an unpremeditated verbal attack that was prompted by an unexpected question at the press conference
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of unpremeditated
Although the murderers are often characters with redeeming qualities, Nolan Hurst (David Cross) is more sympathetic than most, and his killing of toy store manager/part-time extortionist Patrick Palmer (Drew Seltzer) is an unpremeditated act of desperation, not the settling of a score.
—
Sophie Brookover, Vulture, 17 Oct. 2025
Those who forgave depicted the moment in mystical terms—unpremeditated, unexpected, the words just flowed.
—Kevin Sack, Time, 3 June 2025
Richmond initially was charged with unpremeditated murder, which carries a maximum sentence of life in prison.
—CBS News, 31 Jan. 2024
His determination to capture the naturalistic, unpremeditated aspects of his subjects made his work pulse with a startling sense of life.
—The New Yorker, 11 May 2022
Sanick Dela Cruz is charged with unpremeditated murder and making a false statement.
—CNN, 9 Mar. 2022
Rooney also resembled Hemingway—and Raymond Carver, a renovator of Hemingway’s minimalism whom Rooney has cited as an influence—in her ability to write dialogue that sounds unpremeditated but has a neutron-star density of drama and emotion.
—Caleb Crain, The Atlantic, 10 Aug. 2021
Colloquial speech sounds direct and unpremeditated.
—Washington Post, 9 July 2021
Although in cancel culture the moral panics are roving and unpremeditated, they can still be exploited for the benefit of the dominant class.
—New York Times, 3 Dec. 2020
Sophie Brookover, Vulture, 17 Oct. 2025
Those who forgave depicted the moment in mystical terms—unpremeditated, unexpected, the words just flowed.
—Kevin Sack, Time, 3 June 2025
Richmond initially was charged with unpremeditated murder, which carries a maximum sentence of life in prison.
—CBS News, 31 Jan. 2024
His determination to capture the naturalistic, unpremeditated aspects of his subjects made his work pulse with a startling sense of life.
—The New Yorker, 11 May 2022
Sanick Dela Cruz is charged with unpremeditated murder and making a false statement.
—CNN, 9 Mar. 2022
Rooney also resembled Hemingway—and Raymond Carver, a renovator of Hemingway’s minimalism whom Rooney has cited as an influence—in her ability to write dialogue that sounds unpremeditated but has a neutron-star density of drama and emotion.
—Caleb Crain, The Atlantic, 10 Aug. 2021
Colloquial speech sounds direct and unpremeditated.
—Washington Post, 9 July 2021
Although in cancel culture the moral panics are roving and unpremeditated, they can still be exploited for the benefit of the dominant class.
—New York Times, 3 Dec. 2020
Recent Examples of Synonyms for unpremeditated
Adjective
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In early February, a 59-year-old Halethorpe man died after a lighter sparked an accidental house fire, Baltimore County Fire officials said.—
JT Moodee Lockman,
CBS News,
25 Feb. 2026
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This helps prevent accidental spills or leaks, which can create quite a mess in your luggage.—
BestReviews,
Mercury News,
25 Feb. 2026
Adjective
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In the few hours between the staff announcement and the board meeting that would finalize her departure, district employees organized an impromptu send-off celebration for Allen.—
Jennah Pendleton,
Sacbee.com,
24 Feb. 2026
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Here, the pace is slower, the expectations feel more human, and, yes, the cost of living allows for a life that includes calmer mornings, impromptu adventures, and rest — real rest, the kind that invites creativity and allows ideas to take shape.—
Allison Irby Vu,
CNBC,
24 Feb. 2026
Adjective
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The impatience that Chase brought to his work, along with his provocative, improvisational style of comedy and communicating, feels a little like jazz.—
Ben Crandell,
Sun Sentinel,
25 Feb. 2026
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Famously outspoken with directors, Duvall frequently clashed with Beresford on set while pushing for a more improvisational approach.—
Ryan Gajewski,
HollywoodReporter,
25 Feb. 2026
Adjective
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And four years after Russia's full-scale invasion of Ukraine, a look at the many obstacles to peace and how Ukraine has pioneered a scrappy, improvised way of fighting, built around inexpensive drones.—
February 26,
NPR,
26 Feb. 2026
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Officials said preliminary findings indicate improvised explosive devices hidden inside garbage bins detonated in the city center.—
Ashley Carnahan,
FOXNews.com,
22 Feb. 2026
Cite this Entry
“Unpremeditated.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unpremeditated. Accessed 3 Mar. 2026.
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