juvenile body vs flesh

juvenile body and flesh both are nouns.

Word	Noun	Adjective	Verb	Adverb
juvenile body	Yes	No	No	No
flesh	Yes	No	Yes	No

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

Other hypernyms of juvenile body include anatomy, bod, build, chassis, figure, form, frame, human body, material body, physical body, physique, shape, soma.

juvenile body (noun)	flesh (noun)
the body of a young person	alternative names for the body of a human being
	the soft tissue of the body of a vertebrate: mainly muscle tissue and fat
	a soft moist part of a fruit

juvenile body (verb)	flesh (verb)
	remove adhering flesh from (hides) when preparing leather manufacture