wrasse vs percoid

wrasse and percoid both are nouns.

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

As nouns, percoid is a hypernym of wrasse; that is, percoid is a word with a broader meaning than wrasse:

wrasse: chiefly tropical marine fishes with fleshy lips and powerful teeth; usually brightly colored
percoid: any of numerous spiny-finned fishes of the order Perciformes

Other hypernyms of wrasse include percoid fish, percoidean.

wrasse (noun)	percoid (noun)
chiefly tropical marine fishes with fleshy lips and powerful teeth; usually brightly colored	any of numerous spiny-finned fishes of the order Perciformes