family Apogonidae vs order Percomorphi

family Apogonidae and order Percomorphi both are nouns.

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

family Apogonidae (noun)	order Percomorphi (noun)
bright-colored marine fishes that incubate eggs in the mouth	one of the largest natural groups of fishes of both marine and fresh water: true perches, basses, tuna