livestock vs eutherian

livestock and eutherian both are nouns.

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

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

livestock: any animals kept for use or profit
eutherian: mammals having a placenta; all mammals except monotremes and marsupials

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

livestock (noun)	eutherian (noun)
any animals kept for use or profit	mammals having a placenta; all mammals except monotremes and marsupials

livestock (adjective)	eutherian (adjective)
	of or relating to or belonging to the subclass Eutheria