carangid fish vs percoidean

carangid fish and percoidean both are nouns.

Word	Noun	Adjective	Verb	Adverb
carangid fish	Yes	No	No	No
percoidean	Yes	No	No	No

As nouns, percoidean is a hypernym of carangid fish; that is, percoidean is a word with a broader meaning than carangid fish:

Other hypernyms of carangid fish include percoid, percoid fish.

carangid fish (noun)	percoidean (noun)
a percoid fish of the family Carangidae	any of numerous spiny-finned fishes of the order Perciformes