pur·loin 
(pər-loin, pûrloin′)
(pər-loin, pûrloin′)tr.v. pur·loined, pur·loin·ing, pur·loins
To steal, especially in a stealthy way. See Synonyms at steal.
[Middle English purloinen, to remove, from Anglo-Norman purloigner : pur-, away (from Latin prō-; see PRO-1) + loign, far (from Latin longē, from longus, long; see del-1 in the Appendix of Indo-European roots).]
pur·loiner n.