gurnard vs scorpaenoid

gurnard and scorpaenoid both are nouns.

Word	Noun	Adjective	Verb	Adverb
gurnard	Yes	No	No	No
scorpaenoid	Yes	No	No	No

As nouns, scorpaenoid is a hypernym of gurnard; that is, scorpaenoid is a word with a broader meaning than gurnard:

gurnard: bottom-dwelling coastal fishes with spiny armored heads and fingerlike pectoral fins used for crawling along the sea bottom
scorpaenoid: fishes having the head armored with bony plates

Other hypernyms of gurnard include scorpaenoid fish.

gurnard (noun)	scorpaenoid (noun)
bottom-dwelling coastal fishes with spiny armored heads and fingerlike pectoral fins used for crawling along the sea bottom	fishes having the head armored with bony plates