improvvisare meaning in English

extemporize [extemporized, extemporizing, extemporizes]▼(to act, particularly to perform or speak, without prior planning or thought)
verb
[UK: ɪk.ˈstem.pə.raɪz] [US: ɪk.ˈstem.pə.raɪz]

improvise [improvised, improvising, improvises]▼(to make something up as one goes on)
verb
[UK: ˈɪm.prə.vaɪz] [US: ˈɪm.prə.ˌvaɪz]John improvised. = John improvvisò.

make shift▼(contrive, find a way through difficulty)
verb
[UK: ˈmeɪk ʃɪft] [US: ˈmeɪk ˈʃɪft]

make up▼(to invent, to imagine, to concoct)
verb
[UK: ˈmeɪk ʌp] [US: ˈmeɪk ʌp]