demobilisation vs demobilise

demobilisation is a noun but demobilise is not a noun.

Word	Noun	Adjective	Verb	Adverb
demobilisation	Yes	No	No	No
demobilise	No	No	Yes	No

demobilisation (noun)	demobilise (noun)
act of changing from a war basis to a peace basis including disbanding or discharging troops

demobilisation (verb)	demobilise (verb)
	retire from military service
	release from military service or remove from the active list of military service