dissociate vs dissociation

dissociate is not a noun while dissociation is a noun.

Word	Noun	Adjective	Verb	Adverb
dissociate	No	No	Yes	No
dissociation	Yes	No	No	No

dissociate (noun)	dissociation (noun)
	the act of removing from association
	(chemistry) the temporary or reversible process in which a molecule or ion is broken down into smaller molecules or ions
	a state in which some integrated part of a person's life becomes separated from the rest of the personality and functions independently

dissociate (verb)	dissociation (verb)
to undergo a reversible or temporary breakdown of a molecule into simpler molecules or atoms
regard as unconnected
part; cease or break association with