wonder boy vs golden boy

wonder boy and golden boy both are nouns.

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

As nouns, wonder boy and golden boy are synonyms defined as:

wonder boy and golden boy: a man who is unusually successful at an early age

wonder boy (noun)	golden boy (noun)
a man who is unusually successful at an early age	a man who is unusually successful at an early age