Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun improvisation

3 senses of improvisation

Sense 1
improvisation -- (a creation spoken or written or composed extemporaneously (without prior preparation))
       => creation -- (an artifact that has been brought into existence by someone)

Sense 2
improvisation, temporary expedient -- (an unplanned expedient)
       => expedient -- (a means to an end; not necessarily a principled or ethical one)

Sense 3
extemporization, extemporisation, improvisation -- (a performance given extempore without planning or preparation)
       => performance -- (the act of presenting a play or a piece of music or other entertainment; "we congratulated him on his performance at the rehearsal"; "an inspired performance of Mozart's C minor concerto")