argumentation vs policy

argumentation and policy both are nouns.

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

As nouns, policy is a hyponym of argumentation; that is, policy is a word with a more specific, narrower meaning than argumentation:

argumentation: a course of reasoning aimed at demonstrating a truth or falsehood; the methodical process of logical reasoning
policy: a line of argument rationalizing the course of action of a government

Other hyponyms of argumentation include line of inquiry, line of questioning, casuistry.

argumentation (noun)	policy (noun)
a course of reasoning aimed at demonstrating a truth or falsehood; the methodical process of logical reasoning	a plan of action adopted by an individual or social group
a discussion in which reasons are advanced for and against some proposition or proposal	a line of argument rationalizing the course of action of a government
	written contract or certificate of insurance