order Gentianales vs olive family

order Gentianales and olive family both are nouns.

Word	Noun	Adjective	Verb	Adverb
order Gentianales	Yes	No	No	No
olive family	Yes	No	No	No

order Gentianales (noun)	olive family (noun)
an order of dicotyledonous plants having gamopetalous flowers, Gentianaceae, Apocynaceae, Asclepiadaceae, Loganiaceae, Oleaceae, Salvadoraceae	trees and shrubs having berries or drupes or capsules as fruits; sometimes placed in the order Oleales: olive, ash, jasmine, privet, lilac