Australian spelling vs equalise

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

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

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

Australian spelling (verb)	equalise (verb)
	make equal, uniform, corresponding, or matching
	compensate; make the score equal