The Collaborative International Dictionary of English v.0.48:

Thievery \Thiev"er*y\, n.
   1. The practice of stealing; theft; thievishness.
      [1913 Webster]

            Among the Spartans, thievery was a practice morally
            good and honest.                      --South.
      [1913 Webster]

   2. That which is stolen. [Obs.] --Shak.
      [1913 Webster]

WordNet (r) 3.0 (2006):

thievery
    n 1: the act of taking something from someone unlawfully; "the
         thieving is awful at Kennedy International" [syn:
         larceny, theft, thievery, thieving, stealing]