as in impromptu
made or done without previous thought or preparation
an obviously unprepared acceptance speech by the surprise winner
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Recent Examples of unprepared
Don’t forget to include a dress code, parking details, and key details about the venue so guests aren’t left with questions or arrive unprepared.
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Sophia Beams, Better Homes & Gardens, 27 Dec. 2025
Despite this, many still feel unprepared when exam week arrives.
—Ascend Agency, Mercury News, 22 Dec. 2025
Being unprepared for winter-weather delays Winter weather routinely causes delays during the holidays, said Taylor.
—Kelly McGreal, FOXNews.com, 22 Dec. 2025
His credentials were fabricated, the crew was unprepared, and countless warnings to wait until spring went ignored.
—Charlie Sosnick, Condé Nast Traveler, 19 Dec. 2025
See All Example Sentences for unprepared
Recent Examples of Synonyms for unprepared
Adjective
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This adds a layer of spontaneity to your dating life, increasing the potential for chemistry and impromptu love stories that catch you by surprise.—
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Stock up on this frozen item to serve at impromptu parties.—
Adjective
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Mochrie then performs an improvised comedy act with the semi-conscious volunteers.—
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This writing had an intimate, improvised feel and often took a looser approach to craft; much of it was written with performance in mind.—
Adjective
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Their fans, known as Deadheads, would tour along from city to city and revel in the constantly changing set lists, extended soloing and improvisational jamming that gave each show a unique flavor.—
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Their music — called acid rock at its inception — would pull in blues, jazz, country, folk and psychedelia in long improvisational jams at their concerts.—
Cite this Entry
“Unprepared.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unprepared. Accessed 13 Jan. 2026.
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