adult body vs shape

adult body and shape both are nouns.

Word	Noun	Adjective	Verb	Adverb
adult body	Yes	No	No	No
shape	Yes	No	Yes	No

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

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

adult body (noun)	shape (noun)
the body of an adult human being	the spatial arrangement of something as distinct from its substance
	any spatial attributes (especially as defined by outline)
	the visual appearance of something or someone
	alternative names for the body of a human being
	a perceptual structure
	a concrete representation of an otherwise nebulous concept
	the state of (good) health (especially in the phrases `in condition' or `in shape' or `out of condition' or `out of shape')

adult body (verb)	shape (verb)
	give shape or form to
	shape or influence; give direction to
	make something, usually for a specific function