"impromptu" in German impromptu improvisiert Detailed translations for "impromptu" impromptu impromptu(also: ad-lib, improvisational, rough and ready) improvisiert{adjectiv} English synonyms for "impromptu" impromptu {r} ad lib ad libitum spontaneously impromptu {s} ad-lib extemporaneous extemporary extempore off-the-cuff offhand offhanded unrehearsed