Albigensianism vs Christianity

Albigensianism and Christianity both are nouns.

Word	Noun	Adjective	Verb	Adverb
Albigensianism	Yes	No	No	No
Christianity	Yes	No	No	No

As nouns, Christianity is a hypernym of Albigensianism; that is, Christianity is a word with a broader meaning than Albigensianism:

Albigensianism: a Christian movement considered to be a medieval descendant of Manichaeism in southern France in the 12th and 13th centuries; characterized by dualism (asserted the coexistence of two mutually opposed principles, one good and one evil); was exterminated for heresy during the Inquisition
Christianity: a monotheistic system of beliefs and practices based on the Old Testament and the teachings of Jesus as embodied in the New Testament and emphasizing the role of Jesus as savior

Other hypernyms of Albigensianism include heresy, unorthodoxy, Christian religion.

Albigensianism (noun)	Christianity (noun)
a Christian movement considered to be a medieval descendant of Manichaeism in southern France in the 12th and 13th centuries; characterized by dualism (asserted the coexistence of two mutually opposed principles, one good and one evil); was exterminated for heresy during the Inquisition	a monotheistic system of beliefs and practices based on the Old Testament and the teachings of Jesus as embodied in the New Testament and emphasizing the role of Jesus as savior
	the collective body of Christians throughout the world and history (found predominantly in Europe and the Americas and Australia)