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
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Antonyms & Near Antonyms
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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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Months before Shia LaBeouf was arrested in New Orleans, the actor’s increasingly erratic behavior sparked concern on the set of his upcoming movie, three production sources say, culminating in the actor running across a live bullpen with a charging bull during an improvised scene.—
Cheyenne Roundtree,
Rolling Stone,
18 Feb. 2026
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Yet at just over three hours, and without a classic plotline, Dao can also be a patience-tester for those unwilling to groove to its improvised storytelling.—
Jordan Mintzer,
HollywoodReporter,
14 Feb. 2026
Cite this Entry
“Unpremeditated.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unpremeditated. Accessed 28 Feb. 2026.
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