Australian spelling vs naturalise

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

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

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

Australian spelling (verb)	naturalise (verb)
	make into a citizen
	make more natural or lifelike
	adopt to another place
	adapt (a wild plant or unclaimed land) to the environment