Source : Webster's Revised Unabridged Dictionary (1913)

Spleenful \Spleen"ful\, a.
   Displaying, or affected with, spleen; angry; fretful;
   melancholy.

         Myself have calmed their spleenful mutiny. --Shak.

         Then rode Geraint, a little spleenful yet, Across the
         bridge that spann'd the dry ravine.      --Tennyson.