placement vs emplacement

placement and emplacement both are nouns.

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

As nouns, placement and emplacement are synonyms defined as:

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

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

placement (noun)	emplacement (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	military installation consisting of a prepared position for siting a weapon
the spatial property of the way in which something is placed