juxtaposition vs positioning

juxtaposition and positioning both are nouns.

Word	Noun	Adjective	Verb	Adverb
juxtaposition	Yes	No	No	No
positioning	Yes	Yes	No	No

As nouns, positioning is a hypernym of juxtaposition; that is, positioning is a word with a broader meaning than juxtaposition:

Other hypernyms of juxtaposition include emplacement, locating, location, placement, position.

juxtaposition (noun)	positioning (noun)
the act of positioning close together (or side by side)	the act of putting something in a certain place
a side-by-side position

juxtaposition (adjective)	positioning (adjective)
	causing to fall into line or into position