Source : Webster's Revised Unabridged Dictionary (1913)

Wickedness \Wick"ed*ness\, n.
   1. The quality or state of being wicked; departure from the
      rules of the divine or the moral law; evil disposition or
      practices; immorality; depravity; sinfulness.

            God saw that the wickedness of man was great. --Gen.
                                                  vi. 5.

            Their inward part is very wickedness. --Ps. v. 9.

   2. A wicked thing or act; crime; sin; iniquity.

            I'll never care what wickedness I do, If this man
            comes to good.                        --Shak.

Source : WordNet®

wickedness
     n 1: morally objectionable behavior [syn: {evil}, {immorality}, {iniquity}]
     2: absence of moral or spiritual values; "the powers of
        darkness" [syn: {iniquity}, {darkness}, {dark}]
     3: the quality of being wicked [syn: {nefariousness}, {vileness}]
     4: estrangement from god [syn: {sin}, {sinfulness}]