Stromateidae vs Percomorphi

Stromateidae and Percomorphi both are nouns.

Word	Noun	Adjective	Verb	Adverb
Stromateidae	Yes	No	No	No
Percomorphi	Yes	No	No	No

Stromateidae (noun)	Percomorphi (noun)
butterfishes: harvest fishes; dollar fishes	one of the largest natural groups of fishes of both marine and fresh water: true perches, basses, tuna