inactivation vs inactivate

inactivation is a noun but inactivate is not a noun.

Word	Noun	Adjective	Verb	Adverb
inactivation	Yes	No	No	No
inactivate	No	No	Yes	No

inactivation (noun)	inactivate (noun)
breaking up a military unit (by transfers or discharges)
the process of rendering inactive

inactivation (verb)	inactivate (verb)
	make inactive
	release from military service or remove from the active list of military service