pillage vs plunder

pillage and plunder both are nouns.

Word	Noun	Adjective	Verb	Adverb
pillage	Yes	No	Yes	No
plunder	Yes	No	Yes	No

As nouns, pillage and plunder are synonyms defined as:

Other synonyms of pillage include booty, dirty money, loot, prize, swag.

As verbs, pillage and plunder are synonyms defined as:

Other synonyms of pillage include despoil, foray, loot, ransack, reave, rifle, strip.

pillage (noun)	plunder (noun)
the act of stealing valuable things from a place	goods or money obtained illegally
goods or money obtained illegally

pillage (verb)	plunder (verb)
steal goods; take as spoils	destroy and strip of its possession
	steal goods; take as spoils
	plunder (a town) after capture
	take illegally; of intellectual property