pilfer
verb [ I or T ]
uk/ˈpɪlfər/ usto steal things that are not worth much money, especially from the place where you work:
He was caught pilfering stationery more than once.
to steal money, ideas, information, etc. from an organization:
They were charged with conspiracy to pilfer $600m from a major international conglomerate.
U.S. officials claimed the plane's electronic surveillance equipment had been thoroughly examined and pilfered by their military.
pilferage
noun [ U ]
Closed circuit TVs have helped reduce the levels of pilferage experienced by retailers.
pilfering
noun [ U ]
His pilfering of the fund landed him in prison and destroyed his political career.