Australian spelling vs iodise

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

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

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

Australian spelling (verb)	iodise (verb)
	treat with iodine so as to prevent infection
	treat with iodine