Ad lib and Headlong

Ad lib

Ad lib adverb - Without advance preparation.

Headlong and ad lib are semantically related. in tending to act without thought topic. In some cases you can use "Headlong" instead an adjective phrase "Ad lib".

Headlong

Headlong adjective - Acting or done with excessive or careless speed.

Ad lib and headlong are semantically related. Sometimes you can replace phrase "Ad lib" with "Headlong", this terms are similar.
Cite this Source
Headlong and Ad lib. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/ad_lib/headlong
Ad lib & Headlong. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/ad_lib/headlong>.
Headlong or Ad lib. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/ad_lib/headlong.
Google Ngram Viewer shows how "ad lib" and "headlong" have occurred on timeline