pillager vs despoiler

pillager and despoiler both are nouns.

Word	Noun	Adjective	Verb	Adverb
pillager	Yes	No	No	No
despoiler	Yes	No	No	No

As nouns, pillager and despoiler are synonyms defined as:

Other synonyms of pillager include freebooter, looter, plunderer, raider, spoiler.

pillager (noun)	despoiler (noun)
someone who takes spoils or plunder (as in war)	someone who takes spoils or plunder (as in war)