Australian spelling vs acetylise

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

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

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

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