Source : Webster's Revised Unabridged Dictionary (1913)

Spriteful \Sprite"ful\, a. Spritefully \Sprite"ful*ly\, adv.,
Spriteliness \Sprite"li*ness\, n., Spritely \Sprite"ly\, a.,
   etc.
   See {Sprightful}, {Sprightfully}, {Sprightliness},
   {Sprightly}, etc.