blennioid vs pout

blennioid and pout both are nouns.

Word	Noun	Adjective	Verb	Adverb
blennioid	Yes	No	No	No
pout	Yes	No	Yes	No

As nouns, pout is a hyponym of blennioid; that is, pout is a word with a more specific, narrower meaning than blennioid:

blennioid: elongated mostly scaleless marine fishes with large pectoral fins and reduced pelvic fins
pout: marine eellike mostly bottom-dwelling fishes of northern seas

blennioid (noun)	pout (noun)
elongated mostly scaleless marine fishes with large pectoral fins and reduced pelvic fins	catfish common in eastern United States
	marine eellike mostly bottom-dwelling fishes of northern seas
	a disdainful grimace

blennioid (verb)	pout (verb)
	make a sad face and thrust out one's lower lip
	be in a huff and display one's displeasure