improviser signifie anglais

improvise [improvised, improvising, improvises]▼◼◼◼(to make something up as one goes on)
verb
[UK: ˈɪm.prə.vaɪz] [US: ˈɪm.prə.ˌvaɪz]Let's improvise. = Improvisons !

wing [winged, winging, wings]▼◼◼◻(to be extemporaneous)
verb
[UK: wɪŋ] [US: ˈwɪŋ]Since I don't know what questions I'll be asked, I'll have to wing it at my presentation. = Comme j'ignore quelles questions me seront posées, je devrai improviser lors de ma présentation.

ad-lib (ad lib) [ad-libbed, ad-libbed, ad-libbing, ad-libs]▼◼◼◻(to improvise)
verb
[UK: ˌæd.ˈlɪb] [US: ˈæd.ˈlɪb]

ad lib▼◼◻◻(to perform extemporaneously)
verb
[UK: ˈæd.ˈlɪb] [US: ˈæd.ˈlɪb]

ad lib▼◼◻◻(to perform without preparation)
verb
[UK: ˈæd.ˈlɪb] [US: ˈæd.ˈlɪb]

ad lib▼◼◻◻(to perform without script)
verb
[UK: ˈæd.ˈlɪb] [US: ˈæd.ˈlɪb]

play by ear▼(do by guessing)
verb
[UK: ˈpleɪ baɪ ɪə(r)] [US: ˈpleɪ baɪ ˈɪr]