spritely

from The Collaborative International Dictionary of English v.0.48

Spriteful \Sprite"ful\ (-f[.u]l), a., Spritefully
\Sprite"ful*ly\, adv., Spriteliness \Sprite"li*ness\
   (-l[i^]*n[e^]s), n., Spritely \Sprite"ly\, a., etc.
   See {Sprightful}, {Sprightfully}, {Sprightliness},
   {Sprightly}, etc.
   [1913 Webster]