Christianity vs church

Christianity and church both are nouns.

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

Christianity (noun)	church (noun)
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	a service conducted in a house of worship
the collective body of Christians throughout the world and history (found predominantly in Europe and the Americas and Australia)	a place for public (especially Christian) worship
	one of the groups of Christians who have their own beliefs and forms of worship
	the body of people who attend or belong to a particular local church

Christianity (verb)	church (verb)
	perform a special church rite or service for