Source : Webster's Revised Unabridged Dictionary (1913)

Wantonness \Wan"ton*ness\, n.
   The quality or state of being wanton; negligence of
   restraint; sportiveness; recklessness; lasciviousness.
   --Gower.

         The tumults threatened to abuse all acts of grace, and
         turn them into wantonness.               --Eikon
                                                  Basilike.

         Young gentlemen would be as sad as night Only for
         wantonness.                              --Shak.

Source : WordNet®

wantonness
     n 1: the trait of lacking restraint or control; freedom from
          inhibition or worry; "she danced with abandon" [syn: {abandon},
           {unconstraint}]
     2: the quality of being lewd and lascivious [syn: {licentiousness}]