plunder vs pillage

plunder and pillage both are nouns.

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

As nouns, plunder and pillage are synonyms defined as:

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

As verbs, plunder and pillage are synonyms defined as:

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

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

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