scorpaenoid vs scorpaenoid fish

scorpaenoid and scorpaenoid fish both are nouns.

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

As nouns, scorpaenoid and scorpaenoid fish are synonyms defined as:

scorpaenoid and scorpaenoid fish: fishes having the head armored with bony plates

scorpaenoid (noun)	scorpaenoid fish (noun)
fishes having the head armored with bony plates	fishes having the head armored with bony plates