AD-LIB Synonyms: 81 Similar and Opposite Words

ad-lib 1 of 3

adjective

Definition of ad-lib next

as in impromptu

made or done without previous thought or preparation not bad for an ad-lib comedy routine

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ad-lib

2 of 3

noun

as in improvisation

something that is performed, made, or done without preparation you would never suspect that that stirring speech was an ad-lib

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ad-lib

3 of 3

verb

ˈad-ˈlib

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

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of ad-lib

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

But the studio’s initial footage and photos certainly led many to assume this was an impromptu moment, and media outlets covered the stunt without knowing the lucky tourists were hand-picked by the studio.

— James Hibberd, HollywoodReporter, 18 May 2026
In an Instagram carousel posted on Tuesday, April 21, the mogul shared snaps from what appears to be an impromptu photo shoot in her home — with her massive wall of Hermès serving as a backdrop.

— Catherine Santino, PEOPLE, 14 May 2026