improviso

ad hoc ad-lib automatic autoschediastic by ear casual expedient extemporary extempore fake free immediate impromptu improv improvisatory informal jamming made-up makeshift offhand on impulse on-the-spot snap spontaneous spur-of-the-moment toss off toss out unplanned unpremeditated unprepared unrehearsed unstudied winging it

deliberate planned premeditated prepared rehearsed

ad hoc ad lib at first glance automatic by ear casual expedient extempore free immediate impromptu improv improvisatory informal jamming made-up makeshift off the cuff off the top of head offhand on impulse on-the-spot snap spontaneous spur-of-the-moment taking for ride thought out loud tossed off tossed out unplanned unpremeditated unprepared unstudied winging it

planned prepared read rehearsed written

offhand spontaneous unscripted

ad-lib fake

dashed off extemporaneous extempore extemporized faked improv off the cuff played by ear shot from the hip spur-of-the-moment thrown off tossed off unpremeditated unprepared unstudied vamped whipped up winged

deliberate planned

impromptu makeshift spontaneous

ad-lib extemporized

Band-Aid autoschediastic extemporaneous extempore fly-by-night hit-or-miss offhand spur-of-the-moment unprepared unrehearsed unstudied

designed planned premediated rehearsed

ad-lib extemporaneous improv improvised offhand played by ear shot from the hip spontaneous spur-of-the-moment unpremeditated unprepared unrehearsed unscripted whipped up winged

ad hoc ad-lib automatic autoschediastic by ear casual expedient extemporary extempore fake free immediate impromptu improv improvisatory improvised informal jamming made-up makeshift offhand on impulse on-the-spot snap spontaneous spur-of-the-moment toss off toss out unplanned unpremeditated unprepared unrehearsed unstudied winging it

ad hoc ad-lib automatic autoschediastic by ear casual expedient extemporary extempore fake free immediate impromptu improv improvisatory improvised informal jamming made-up makeshift offhand on impulse on-the-spot snap spontaneous toss off toss out unplanned unpremeditated unprepared unrehearsed unstudied winging it