collectivise vs Australian spelling

collectivise is not a noun while Australian spelling is a noun.

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

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

collectivise (verb)	Australian spelling (verb)
bring under collective control; of farms and industrial enterprises