order Percomorphi vs family Pomatomidae

order Percomorphi and family Pomatomidae both are nouns.

Word	Noun	Adjective	Verb	Adverb
order Percomorphi	Yes	No	No	No
family Pomatomidae	Yes	No	No	No

order Percomorphi (noun)	family Pomatomidae (noun)
one of the largest natural groups of fishes of both marine and fresh water: true perches, basses, tuna	food and game fishes related to pompanos