pilfering

from The Collaborative International Dictionary of English v.0.48

Pilfering \Pil"fer*ing\, a.
   Thieving in a small way. --Shak. -- n. Petty theft. --
   {Pil"fer*ing*ly}, adv.
   [1913 Webster]

from The Collaborative International Dictionary of English v.0.48

Pilfer \Pil"fer\, v. i. [imp. & p. p. {Pilfered}; p. pr. & vb.
   n. {Pilfering}.] [OF. pelfrer. See {Pelf}.]
   To steal in small quantities, or articles of small value; to
   practice petty theft.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

57 Moby Thesaurus words for "pilfering":
      abstraction, abuse, abuse of office, annexation, appropriation,
      befoulment, boosting, conversion, conveyance,
      corrupt administration, debasement, defalcation, defilement,
      desecration, diversion, embezzlement, filching, fouling, fraud,
      graft, liberation, lifting, maladministration, malfeasance,
      malpractice, malversation, misapplication, misappropriation,
      misconduct, misemployment, misfeasance, mishandling, mismanagement,
      misusage, misuse, peculation, perversion, pilferage, pinching,
      poaching, pollution, poor stewardship, profanation, prostitution,
      scrounging, shoplifting, snatching, sneak thievery, snitching,
      stealage, stealing, swindle, swiping, theft, thievery, thieving,
      violation