ungulate vs eutherian

ungulate and eutherian both are nouns.

Word	Noun	Adjective	Verb	Adverb
ungulate	Yes	Yes	No	No
eutherian	Yes	Yes	No	No

As nouns, eutherian is a hypernym of ungulate; that is, eutherian is a word with a broader meaning than ungulate:

ungulate: any of a number of mammals with hooves that are superficially similar but not necessarily closely related taxonomically
eutherian: mammals having a placenta; all mammals except monotremes and marsupials

Other hypernyms of ungulate include eutherian mammal, placental, placental mammal.

ungulate (noun)	eutherian (noun)
any of a number of mammals with hooves that are superficially similar but not necessarily closely related taxonomically	mammals having a placenta; all mammals except monotremes and marsupials

ungulate (adjective)	eutherian (adjective)
having or resembling hoofs	of or relating to or belonging to the subclass Eutheria