The Collaborative International Dictionary
Extemporally
Extemporal \Ex*tem"po*ral\, a. [L. extemporalis, from ex
tempore.]
Extemporaneous; unpremeditated. [Obs.]
--B. Jonson. --
Ex*tem"po*ral*ly, adv. [Obs.]
Wiktionary
extemporally
adv. In an extemporal manner.