placement vs positioning

placement and positioning both are nouns.

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

As nouns, placement and positioning are synonyms defined as:

placement and positioning: the act of putting something in a certain place

Other synonyms of placement include emplacement, locating, location, position.

placement (noun)	positioning (noun)
the act of putting something in a certain place	the act of putting something in a certain place
contact established between applicants and prospective employees
the spatial property of the way in which something is placed

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