anatomy vs anatomical

anatomy and anatomical both are nouns.

Word	Noun	Adjective	Verb	Adverb
anatomy	Yes	No	No	No
anatomical	Yes	Yes	No	No

anatomy (noun)	anatomical (noun)
a detailed analysis	an expression that relates to anatomy
alternative names for the body of a human being
the branch of morphology that deals with the structure of animals

anatomy (adjective)	anatomical (adjective)
	of or relating to the structure of the body
	of or relating to the branch of morphology that studies the structure of organisms