wonder child vs tike

wonder child and tike both are nouns.

Word	Noun	Adjective	Verb	Adverb
wonder child	Yes	No	No	No
tike	Yes	No	No	No

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

Other hypernyms of wonder child include child, fry, kid, minor, nestling, nipper, shaver, small fry, tiddler, tyke, youngster, prodigy.

wonder child (noun)	tike (noun)
a prodigy whose talents are recognized at an early age	a young person of either sex
	a crude uncouth ill-bred person lacking culture or refinement