Ad lib and Improvisatory

Ad lib

Ad lib adverb - Without advance preparation.

Improvisatory and ad lib are semantically related in extemporaneous topic. In some cases you can use "Improvisatory" instead an adjective phrase "Ad lib", when it comes to topics like impromptu, unrehearsed, improvised.

Improvisatory

Definitions of Ad lib not found.

Ad lib and improvisatory are semantically related in unrehearsed topic. You can use "Ad lib" instead an adjective "Improvisatory".
Cite this Source
Improvisatory and Ad lib. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/ad_lib/improvisatory
Ad lib & Improvisatory. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/ad_lib/improvisatory>.
Improvisatory or Ad lib. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/ad_lib/improvisatory.
Google Ngram Viewer shows how "ad lib" and "improvisatory" have occurred on timeline