as in impromptu
something that is performed, made, or done without preparation that comedy skit was a totally unrehearsed improvisation

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Recent Examples of improvisation For clinicians, every shift is a mix of strategy, improvisation and pure instinct. Jeffrey Wessler, Forbes, 5 Mar. 2025 Part of that challenge came in simply editing down the endless improvisation between Basden and Key that would’ve made for its own terrific movie. Brian Welk, IndieWire, 30 Jan. 2025 Alessandro Nivola on the improvisation and family history that shaped his role in The Brutalist. Roxana Hadadi, Vulture, 30 Jan. 2025 Elsewhere, Blumberg commissioned piano-string improvisations from Sophie Agnel, a synth-pop beat from Vince Clarke, and frenzied bebop jazz, played live on set by drummer Antonin Gerbal, double bassist Joel Grip, saxophonist Pierre Borel, and pianist Simon Sieger. Madison Bloom, Pitchfork, 24 Jan. 2025 See All Example Sentences for improvisation

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“Improvisation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/improvisation. Accessed 15 Apr. 2025.

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