Australian spelling vs demilitarise

Australian spelling is a noun but demilitarise is not a noun.

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

Australian spelling (noun)	demilitarise (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')

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