chorion vs mammalian

chorion and mammalian both are nouns.

Word	Noun	Adjective	Verb	Adverb
chorion	Yes	No	No	No
mammalian	Yes	Yes	No	No

chorion (noun)	mammalian (noun)
the outermost membranous sac enclosing the embryo in higher vertebrates (reptiles, birds and mammals)	any warm-blooded vertebrate having the skin more or less covered with hair; young are born alive except for the small subclass of monotremes and nourished with milk

chorion (adjective)	mammalian (adjective)
	of or relating to the class Mammalia