Plundered, pillaged (6)
I believe the answer is:
looted
I believe this is a double definition.
'plundered' is the first definition.
('loot' can be a synonym of 'plunder')
'pillaged' is the second definition.
(I know that pillaged can be written as looted)
(Other definitions for looted that I've seen before include "Plundered and robbed" , "Sacked" , "Ransacked, plundered" , "having taken part in a robbery" , "Plundered, pillaged" .)