- 2Signification: informalcasual unprepared extemporaneous extemporary extempore spontaneousimpromptu unstudied unrehearsed unpremeditated improvised offhand
- 3Signification: broadcastingbroadcast directly unrehearsed real live
- 4Signification: impromptuspontaneous unrehearsed extemporaneous inventive improvised
- 5Signification: without previous thoughtcarelessly impromptu spontaneous unrehearsedunplanned immediate off the top of one's head