order Myrtales vs tupelo family

order Myrtales and tupelo family both are nouns.

Word	Noun	Adjective	Verb	Adverb
order Myrtales	Yes	No	No	No
tupelo family	Yes	No	No	No

order Myrtales (noun)	tupelo family (noun)
Myrtaceae, Combretaceae, Elaeagnaceae, Haloragidaceae, Melastomaceae, Lecythidaceae, Lythraceae, Rhizophoraceae, Onagraceae, Lecythidaceae, Punicaceae	a family of dicotyledonous trees of order Myrtales that includes the sour gum trees