naughtiness

from WordNet (r) 3.0 (2006)

naughtiness
    n 1: an attribute of mischievous children [syn: {naughtiness},
         {mischievousness}, {badness}]

from The Collaborative International Dictionary of English v.0.48

Naughtiness \Naugh"ti*ness\, n.
   The quality or state of being naughty; perverseness; badness;
   wickedness.
   [1913 Webster]

         I know thy pride, and the naughtiness of thine heart.
                                                  --1 Sam. xvii.
                                                  28.
   [1913 Webster]