What does "extemporize" mean?

To perform or speak without prior planning or thought; to act in an impromptu manner; to improvise.

What is a synonym for "extemporize"?

Common synonyms include: improvise, improvise, ad lib, ad-lib, ad-lib, be caught napping.

verb

verb ·Uncommon ·Advanced level

Verb

1
To perform or speak without prior planning or thought; to act in an impromptu manner; to improvise. intransitive
""Will you please tell me whose music you have been playing?" . . . "It's nobody's, miss." "Do you mean you have been extemporizing all this time?""
2
perform without preparation wordnet
3
To adapt, improvise, or devise action or speech in an impromptu or spontaneous manner. transitive
"As the music came fresher on their ears, they danced to its cadence, extemporizing new steps and attitudes."
4
manage in a makeshift way; do with whatever is at hand wordnet