To make, compose, or perform with little or no preparation:
To work out or create (something) by thinking; contrive; plan; invent
To design a new process or mechanism.
To tell in detail; narrate or describe in sequence and at length
To consist of certain text.
To have as a specific aim or purpose; intend:
To engage in feigning, simulation, or other deceptive activity.
Find another word for extemporize. In this page you can discover 15 synonyms, antonyms, idiomatic expressions, and related words for extemporize, like: improvise, ad-lib, devise, invent, rehearse, read, plan, prepositionare, fake, make up and wing-it.