percoid vs Percomorphi

percoid and Percomorphi both are nouns.

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

percoid (noun)	Percomorphi (noun)
any of numerous spiny-finned fishes of the order Perciformes	one of the largest natural groups of fishes of both marine and fresh water: true perches, basses, tuna