collaborationism vs quislingism

collaborationism and quislingism both are nouns.

Word	Noun	Adjective	Verb	Adverb
collaborationism	Yes	No	No	No
quislingism	Yes	No	No	No

As nouns, collaborationism and quislingism are synonyms defined as:

collaborationism and quislingism: act of cooperating traitorously with an enemy that is occupying your country

Other synonyms of collaborationism include collaboration.

collaborationism (noun)	quislingism (noun)
act of cooperating traitorously with an enemy that is occupying your country	act of cooperating traitorously with an enemy that is occupying your country