Extemporise - Definition
extemporise
v 1: perform without preparation; "he extemporized a speech at
the wedding" [syn: improvise, improvize, ad-lib,
extemporize, extemporise]
v 1: perform without preparation; "he extemporized a speech at
the wedding" [syn: improvise, improvize, ad-lib,
extemporize, extemporise]