transcription, транскрипция: [ ɪkstempəraɪz ]
( extemporizes, extemporizing, extemporized)
Note: in BRIT, also use 'extemporise'
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
VERB : V