juvenility vs juvenile

juvenility and juvenile both are nouns.

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

juvenility (noun)	juvenile (noun)
the freshness and vitality characteristic of a young person	a young person, not fully developed
lacking and evidencing lack of experience of life

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