pillager vs spoiler

pillager and spoiler both are nouns.

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

As nouns, pillager and spoiler are synonyms defined as:

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

pillager (noun)	spoiler (noun)
someone who takes spoils or plunder (as in war)	a hinged airfoil on the upper surface of an aircraft wing that is raised to reduce lift and increase drag
	an airfoil mounted on the rear of a car to reduce lift at high speeds
	someone who takes spoils or plunder (as in war)
	a candidate with no chance of winning but who may draw enough votes to prevent one of the leading candidates from winning
	someone who pampers or spoils by excessive indulgence