boy wonder vs prodigy

boy wonder and prodigy both are nouns.

Word	Noun	Adjective	Verb	Adverb
boy wonder	Yes	No	No	No
prodigy	Yes	No	No	No

As nouns, prodigy is a hypernym of boy wonder; that is, prodigy is a word with a broader meaning than boy wonder:

boy wonder: an extremely talented young male person
prodigy: an unusually gifted or intelligent (young) person; someone whose talents excite wonder and admiration

Other hypernyms of boy wonder include male, male person.

boy wonder (noun)	prodigy (noun)
an extremely talented young male person	an impressive or wonderful example of a particular quality
	a sign of something about to happen
	an unusually gifted or intelligent (young) person; someone whose talents excite wonder and admiration