Ad-lib in a Sentence 

Definition of Ad-lib  

to make something up as you go along, typically in a performance

Examples of Ad-lib in a sentence

Hannah completely forgot the speech she had prepared for class, so she had no choice but to ad-lib it and hope for the best.  
Personally I find comedians that can ad-lib on stage much funnier than the ones who try to memorize a routine prior to performing.  
The actor decided to ad-lib when he forgot his lines during a scene, but they were so good that the director kept them instead.  

Other words in the Talk category:

Most Searched Words (with Video)