dep·re·date 
(dĕprĭ-dāt′)
(dĕprĭ-dāt′)v. dep·re·dat·ed, dep·re·dat·ing, dep·re·dates
v.tr.
To ransack; plunder.
v.intr.
To engage in plundering.
[Late Latin dēpraedārī, dēpraedāt- : Latin dē-, de- + Latin praedārī, to plunder (from praeda, booty; see ghend- in the Appendix of Indo-European roots).]
depre·da′tor n.
de·preda·to′ry (dĭ-prĕdə-tôr′ē, dĕprĭ-də-) adj.