argue vs argumentation

argue is not a noun while argumentation is a noun.

Word	Noun	Adjective	Verb	Adverb
argue	No	No	Yes	No
argumentation	Yes	No	No	No

argue (noun)	argumentation (noun)
	a course of reasoning aimed at demonstrating a truth or falsehood; the methodical process of logical reasoning
	a discussion in which reasons are advanced for and against some proposition or proposal

argue (verb)	argumentation (verb)
have an argument about something
give evidence of
present reasons and arguments