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
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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The sturdy, durable case offers a water-resistant fabric, which is great for accidental coffee spills amid the airport security line.—
Sarah DiMuro,
PEOPLE,
14 May 2026
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The Los Angeles County Medical Examiner’s Office attributed his death to an accidental ketamine overdose and said drowning, coronary artery disease and the effects of buprenorphine — used to treat opioid use disorder — were factors.—
Dennis Romero,
NBC news,
13 May 2026
Adjective
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Staff here are always at the ready during the day to prepare specialty coffees for those who choose to make the lounge an impromptu office.—
Condé Nast,
Condé Nast Traveler,
14 May 2026
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Those comments, viewed dimly by some German politicians, prompted the Federal Government Commissioner for Culture and the Media (BKM), which bankrolls and oversees the Berlinale, to call an impromptu meeting to discuss the future of the Berlinale and Tricia Tuttle’s leadership as festival director.—
Matthew Carey,
Deadline,
10 May 2026
Adjective
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Joined on his visit by son Hunter, what Fieri (and likely many viewers) discovered was a chef turning out dishes that are at once creative and accessible, improvisational yet simple.—
Ben Crandell,
Sun Sentinel,
13 May 2026
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But seeing the improvisational group War Babies provided the clarity Short desperately needed.—
Erin Jensen,
USA Today,
12 May 2026
Adjective
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Allison Barr/The Oregonian via AP Portland police said in a statement Saturday night that during an ensuing search of the vehicle and building, investigators located several incendiary and improvised explosive devices, some of which had partially detonated.—
Faris Tanyos,
CBS News,
3 May 2026
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She was blessed with an unstinting energy and buoyancy that had her dashing off postcards far and wide, answering e-mails with improvised poetry, and cold-calling younger writers to offer encouragement.—
Pico Iyer,
Air Mail,
2 May 2026
Cite this Entry
“Unpremeditated.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unpremeditated. Accessed 15 May. 2026.
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