Source : Webster's Revised Unabridged Dictionary (1913)

Savagery \Sav"age*ry\ (?; 277), n. [F. sauvagerie.]
   1. The state of being savage; savageness; savagism.

            A like work of primeval savagery.     --C. Kingsley.

   2. An act of cruelty; barbarity.

            The wildest savagery, the vilest stroke, That ever
            wall-eyed wrath or staring rage Presented to the
            tears of soft remorse.                --Shak.

   3. Wild growth, as of plants. --Shak.

Source : WordNet®

savagery
     n 1: the trait of extreme cruelty [syn: {ferociousness}, {brutality},
           {viciousness}, {savageness}]
     2: a brutal barbarous savage act [syn: {brutality}, {barbarity},
         {barbarism}]