as in impromptu
made or done without previous thought or preparation
caught by surprise, I had to make an extemporaneous speech at the awards banquet
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Recent Examples of extemporaneous
The winners of Monday’s, Tuesday’s, and Wednesday’s shows went on to compete Thursday for bestest extemporaneous cultural critic.
—
Bethy Squires, Vulture, 4 Apr. 2025
And Jonathan said, as [he’s being choked], was this extemporaneous?
—Mike Fleming Jr, Deadline, 5 Dec. 2024
That might explain why the Portland-via-Fort Lauderdale post-hardcore band performs with such extemporaneous vigor on Deep Sage, thrashing and flailing in a release of anger that trades blind rage for determined revenge.
—Madison Bloom, Pitchfork, 4 Dec. 2024
If extemporaneous speaking is challenging, consider an improv class.
—Expert Panel®, Forbes, 4 Sep. 2024
See All Example Sentences for extemporaneous
Bethy Squires, Vulture, 4 Apr. 2025
And Jonathan said, as [he’s being choked], was this extemporaneous?
—Mike Fleming Jr, Deadline, 5 Dec. 2024
That might explain why the Portland-via-Fort Lauderdale post-hardcore band performs with such extemporaneous vigor on Deep Sage, thrashing and flailing in a release of anger that trades blind rage for determined revenge.
—Madison Bloom, Pitchfork, 4 Dec. 2024
If extemporaneous speaking is challenging, consider an improv class.
—Expert Panel®, Forbes, 4 Sep. 2024
See All Example Sentences for extemporaneous
Recent Examples of Synonyms for extemporaneous
Adjective
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One of Mark Consuelos' medical appointments turned into an impromptu celebrity meet-and-greet — all while the Live With Kelly & Mark cohost and All My Children actor was in his underwear.—
Joey Nolfi,
Entertainment Weekly,
11 Sep. 2025
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What begins as a series of transactions between two consenting adults blossoms into a romance that ends with them tying the knot on an impromptu trip to Las Vegas.—
Zach Dennis,
Charlotte Observer,
11 Sep. 2025
Adjective
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Lucian’s financial provisions were sporadic, and Coverley’s life became improvisational.—
Rebecca Mead,
New Yorker,
8 Sep. 2025
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But the Grateful Dead were an improvisational band.—
Stephanie Nolasco,
FOXNews.com,
30 Aug. 2025
Adjective
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The improvised nature of the production was born in part out of practical necessity.—
Christopher Vourlias,
Variety,
6 Sep. 2025
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One person lies in the street, his head cracked open in a pool of blood, while a boy is carried away on an improvised stretcher.—
Mahmoud Atef,
CNN Money,
30 Aug. 2025
Cite this Entry
“Extemporaneous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/extemporaneous. Accessed 13 Sep. 2025.
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