acetylise vs Australian spelling

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

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

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

acetylise (verb)	Australian spelling (verb)
receive substitution of an acetyl group
introduce an acetyl group into (a chemical compound)