order Perciformes vs Sciaenidae

order Perciformes and Sciaenidae both are nouns.

Word	Noun	Adjective	Verb	Adverb
order Perciformes	Yes	No	No	No
Sciaenidae	Yes	No	No	No

order Perciformes (noun)	Sciaenidae (noun)
one of the largest natural groups of fishes of both marine and fresh water: true perches, basses, tuna	warm-water marine fishes including the drums and grunts and croakers and sea trout