order Percomorphi vs Trichodontidae

order Percomorphi and Trichodontidae both are nouns.

Word	Noun	Adjective	Verb	Adverb
order Percomorphi	Yes	No	No	No
Trichodontidae	Yes	No	No	No

order Percomorphi (noun)	Trichodontidae (noun)
one of the largest natural groups of fishes of both marine and fresh water: true perches, basses, tuna	two species of elongate compressed scaleless large-eyed fishes that live in sand or mud