stargazer vs percoid

stargazer and percoid both are nouns.

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

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

stargazer: heavy-bodied marine bottom-lurkers with eyes on flattened top of the head
percoid: any of numerous spiny-finned fishes of the order Perciformes

Other hypernyms of stargazer include percoid fish, percoidean.

stargazer (noun)	percoid (noun)
heavy-bodied marine bottom-lurkers with eyes on flattened top of the head	any of numerous spiny-finned fishes of the order Perciformes
a physicist who studies astronomy
someone indifferent to the busy world