stripling vs juvenile

stripling and juvenile both are nouns.

Word	Noun	Adjective	Verb	Adverb
stripling	Yes	No	No	No
juvenile	Yes	Yes	No	No

As nouns, juvenile is a hypernym of stripling; that is, juvenile is a word with a broader meaning than stripling:

Other hypernyms of stripling include juvenile person.

stripling (noun)	juvenile (noun)
a juvenile between the onset of puberty and maturity	a young person, not fully developed

stripling (adjective)	juvenile (adjective)
	of or relating to or characteristic of or appropriate for children or young people
	displaying or suggesting a lack of maturity