plasticise vs Australian spelling

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

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

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

plasticise (verb)	Australian spelling (verb)
make plastic, as by the addition of a plasticizer
become plastic, as by having a plasticizer added