as in impromptu
made or done without previous thought or preparation
not bad for an ad-lib comedy routine
Synonyms & Similar Words
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Antonyms & Near Antonyms
as in improvisation
something that is performed, made, or done without preparation
you would never suspect that that stirring speech was an ad-lib
Synonyms & Similar Words
Antonyms & Near Antonyms
as in to improvise
to perform, make, or do without preparation
had to ad-lib constructing a piñata because she'd never actually seen it being done
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of ad-lib
Sabrina Park, Harper's BAZAAR, 15 Mar. 2023
Ryan Gajewski, HollywoodReporter, 11 Feb. 2026
The ad-lib dramatically changed the scene from how Trier and Vogt had written it.
—Shirley Li, The Atlantic, 5 Jan. 2026
Puzzled, Aggie climbs the stairs and — as Nile continues to ad-lib — finds Teddy, dead, suffocated with a bag, in Cooper’s room, which is decked out to match the live feed.
—Rafaela Bassili, Vulture, 14 Nov. 2025
Recently, Chance The Rapper told DJ Bootleg Kev about Mac playing a vital role in one of his most famous ad-libs, noting that the moment occurred during an LA recording session with Chuck Inglish.
—Andre Gee, Rolling Stone, 24 Oct. 2025
Urban often ad-libs comments when performing the song live.
—Emily Blackwood, PEOPLE, 2 Oct. 2025
Between the ad-libs to start the cut and rapping over drill 808s mixed with Jersey club, Cardi appears to be taking a page out of the Ice Spice playbook.
—Michael Saponara, Billboard, 24 Sep. 2025
Being able to ad-lib was such a steep learning curve for me.
—Patrick Saunders, Denver Post, 6 Apr. 2025
Adjective
At the same time, more ad-lib moments are often expected onstage, bound to keep viewers on the edge of their seats.
—Sabrina Park, Harper's BAZAAR, 15 Mar. 2023
Verb
They were encouraged to ad-lib in character as Guest collected more than 60 hours of footage before taking a year to whittle it down to 84 minutes.
—Ryan Gajewski, HollywoodReporter, 11 Feb. 2026
The ad-lib dramatically changed the scene from how Trier and Vogt had written it.
—Shirley Li, The Atlantic, 5 Jan. 2026
Puzzled, Aggie climbs the stairs and — as Nile continues to ad-lib — finds Teddy, dead, suffocated with a bag, in Cooper’s room, which is decked out to match the live feed.
—Rafaela Bassili, Vulture, 14 Nov. 2025
Recently, Chance The Rapper told DJ Bootleg Kev about Mac playing a vital role in one of his most famous ad-libs, noting that the moment occurred during an LA recording session with Chuck Inglish.
—Andre Gee, Rolling Stone, 24 Oct. 2025
Urban often ad-libs comments when performing the song live.
—Emily Blackwood, PEOPLE, 2 Oct. 2025
Between the ad-libs to start the cut and rapping over drill 808s mixed with Jersey club, Cardi appears to be taking a page out of the Ice Spice playbook.
—Michael Saponara, Billboard, 24 Sep. 2025
Being able to ad-lib was such a steep learning curve for me.
—Patrick Saunders, Denver Post, 6 Apr. 2025
Recent Examples of Synonyms for ad-lib
Adjective
-
The impromptu display quickly won over viewers online.—
Andrea Margolis,
FOXNews.com,
17 June 2026
-
That woman may not realize it, but her impromptu photo with Padilla might now be a collector’s item.—
Michael Schneider,
Variety,
16 June 2026
Noun
-
King’s greatest talent as an orator was improvisation.—
Julia Poe,
Chicago Tribune,
11 June 2026
-
Known for a unique approach to improvisation and his warm, husky voice, Ulmer settled into a niche of his own in the late Seventies and early Eighties.—
Kory Grow,
Rolling Stone,
9 June 2026
Verb
-
Alex Zhang Hungtai collages a bewildering array of acoustic, electric, ancient, and modern sounds on this noirish double album, improvised and composed over several years with an ad-hoc coterie that includes string and woodwind players, a noise musician, a Korean gong resonator, and a tap dancer.—
Hattie Lindert,
Pitchfork,
19 June 2026
-
French Economy Minister Roland Lescure, who attended the dinner, described the signing as largely improvised.—
ABC News,
ABC News,
18 June 2026
Adjective
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Director Josh Rowland describes the new improvisational show as set in a place where bounty hunters with empty pockets chase high-stakes outlaws through a gritty solar system trying to make a big score.—
Pam Kragen,
San Diego Union-Tribune,
4 June 2026
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All of those skills are especially important on clay and grass, surfaces where players have to be more creative and improvisational.—
Matthew Futterman,
New York Times,
3 June 2026
Verb
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Security firm Varonis devised an exploit chain that was able to catapult over these guardrails.—
Dan Goodin,
ArsTechnica,
16 June 2026
-
The researchers were Stanford psychologists carrying out an experiment on impulse control devised by Walter Mischel.—
Ian Bogost,
The Atlantic,
16 June 2026
Adjective
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Víg had no prior experience composing for film, and the project – which relied heavily on documentary aesthetics and improvised performance – made for a steep learning curve.—
Naman Ramachandran,
Variety,
20 June 2026
-
Intersections became improvised plazas, clotted with bodies.—
Vinson Cunningham,
New Yorker,
18 June 2026
Verb
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Every detail is accurate, though the picture as a whole is an invention, concocted from multiple views, locations, and studies.—
Susan Tallman,
The Atlantic,
13 June 2026
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Investigators believed Simko met one of the suspects at a cannabis festival in Ann Arbor, where the suspects reportedly concocted a plan to set up a fake business deal and steal what officials said was upwards of 50 pounds of marijuana.—
DeJanay Booth-Singleton,
CBS News,
12 June 2026
Verb
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The future, instead, seems to belong to the teams and coaches who are willing to be a little more flexible and see their role as providing a platform on which their players might extemporize.—
Rory Smith,
New York Times,
3 Mar. 2023
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Friends said he was talented and could extemporize about anything.—
Jacques Kelly,
Baltimore Sun,
24 Jan. 2023
Cite this Entry
“Ad-lib.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ad-lib. Accessed 23 Jun. 2026.
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