demilitarise vs British spelling

demilitarise is not a noun while British spelling is a noun.

Word	Noun	Adjective	Verb	Adverb
demilitarise	No	No	Yes	No
British spelling	Yes	No	No	No

demilitarise (noun)	British spelling (noun)
	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')

demilitarise (verb)	British spelling (verb)
do away with the military organization and potential of
remove offensive capability from