appose vs apposition

appose is not a noun while apposition is a noun.

Word	Noun	Adjective	Verb	Adverb
appose	No	No	Yes	No
apposition	Yes	No	No	No

appose (noun)	apposition (noun)
	the act of positioning close together (or side by side)
	(biology) growth in the thickness of a cell wall by the deposit of successive layers of material
	a grammatical relation between a word and a noun phrase that follows

appose (verb)	apposition (verb)
place side by side or in close proximity