infant prodigy vs nipper

infant prodigy and nipper both are nouns.

Word	Noun	Adjective	Verb	Adverb
infant prodigy	Yes	No	No	No
nipper	Yes	No	No	No

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

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

infant prodigy (noun)	nipper (noun)
a prodigy whose talents are recognized at an early age	a grasping structure on the limb of a crustacean or other arthropods
	a young person of either sex