What is another word for quislingism?
Pronunciation: [kwˈɪslɪŋˌɪzəm] (IPA) 
"Quislingism" refers to the act of treacherously collaborating with an enemy or betraying one's own country for personal gain. There are many synonyms for this word that can be used to describe similar acts of betrayal and disloyalty. For instance, "treason", "traitorousness" and "sedition" can all be used to describe acts of treachery against one's own nation. Other synonyms include "collaboration", "conspiracy" and "connivance". Whatever term is chosen, the underlying meaning is clear: those who engage in such behavior are deemed disloyal to their own country and are frequently viewed as traitors by their fellow citizens.
