stargazer vs percoidean

stargazer and percoidean both are nouns.

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

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

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

Other hypernyms of stargazer include percoid, percoid fish.

stargazer (noun)	percoidean (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