family Centrarchidae vs Percomorphi

family Centrarchidae and Percomorphi both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Centrarchidae	Yes	No	No	No
Percomorphi	Yes	No	No	No

family Centrarchidae (noun)	Percomorphi (noun)
sunfish family	one of the largest natural groups of fishes of both marine and fresh water: true perches, basses, tuna