"Pillages" is a verb that refers to the act of looting or plundering. It can also mean to rob or destroy property. If you are looking for synonyms for "pillages," then you might consider using words like ransack, raid, sack, loot, ravage, despoil, or devastate. These words all convey the idea of taking something by force or causing destruction. Other potential synonyms depending on context include vandalize, loot, plunder, raid, burglarize, strip, or depredate. Ultimately, the choice of synonym will depend on the intended emphasis of the sentence and the desired tone of the writing.