Extemporaneous :: Extemporaneous (a.) Composed, performed, or uttered on the spur of the moment, or without previous study; unpremeditated; off-hand; extempore; extemporary; as, an extemporaneous address or production..
Extemporary :: Extemporary (a.) Made for the occasion; for the time being.
Extempore :: Extempore (adv.) Without previous study or meditation; without preparation; on the spur of the moment; suddenly; extemporaneously; as, to write or speak extempore..
Extempore :: Extempore (a.) Done or performed extempore.
Extempore :: Extempore (n.) Speaking or writing done extempore.
Extemporiness :: Extemporiness (n.) The quality of being done or devised extempor.
Extemporization :: Extemporization (n.) The act of extemporizing; the act of doing anything extempore.
Extemporize :: Extemporize (v. i.) To speak extempore; especially, to discourse without special preparation; to make an offhand address..
Extemporize :: Extemporize (v. t.) To do, make, or utter extempore or off-hand; to prepare in great haste, under urgent necessity, or with scanty or unsuitable materials; as, to extemporize a dinner, a costume, etc..