family Gerridae vs order Percomorphi

family Gerridae and order Percomorphi both are nouns.

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

family Gerridae (noun)	order Percomorphi (noun)
an arthropod family that includes water striders	one of the largest natural groups of fishes of both marine and fresh water: true perches, basses, tuna
mojarras