computerise vs Australian spelling

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

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

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

computerise (verb)	Australian spelling (verb)
control a function, process, or creation by a computer
store in a computer
provide with computers