extempore
adjective
[ ɪkˈstɛmp(ə)ri ]
• spoken or done without preparation.
• "an extempore speech"
Similar:
impromptu,
spontaneous,
unscripted,
ad lib,
on-the-spot,
extemporary,
extemporaneous,
improvised,
improvisatory,
unrehearsed,
unplanned,
unprepared,
unarranged,
unpremeditated,
makeshift,
thrown together,
cobbled together,
rough and ready,
ad libitum,
off-the-cuff,
spur-of-the-moment,
off the top of one's head,
spontaneously,
extemporaneously,
on the spot,
unpremeditatedly,
without preparation,
without rehearsal,
without planning,
off the cuff,
on the spur of the moment,
just like that,
at the drop of a hat,
Opposite:
rehearsed,
planned,
from notes,
with preparation,
extempore
adverb
• without preparation.
• "he recited the poem extempore"
Origin:
mid 16th century: from Latin ex tempore ‘on the spur of the moment’ (literally ‘out of the time’).