Australian spelling vs demineralise

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

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

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

Australian spelling (verb)	demineralise (verb)
	remove the minerals or salts from