Australian spelling vs keratinise

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

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

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

Australian spelling (verb)	keratinise (verb)
	become horny and impregnated with keratin
	convert into keratin