extemporize

ex|tem|po|rize /ɪkst'empəraɪz/ (extemporizes extemporizing extemporized)
in BRIT, also use extemporise
[VERB] V
If you extemporize, you speak, act, or perform something immediately, without rehearsing or preparing it beforehand. (FORMAL)
He completely departed from the text and extemporized in a very energetic fashion.
= improvise

Popular posts from this blog

abreast

ablaze

allowance