excommunication vs excommunicate

excommunication is a noun but excommunicate is not a noun.

Word	Noun	Adjective	Verb	Adverb
excommunication	Yes	No	No	No
excommunicate	No	No	Yes	No

excommunication (noun)	excommunicate (noun)
the act of banishing a member of a church from the communion of believers and the privileges of the church; cutting a person off from a religious society
the state of being excommunicated

excommunication (verb)	excommunicate (verb)
	exclude from a church or a religious community
	oust or exclude from a group or membership by decree