mechanise vs Australian spelling

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

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

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

mechanise (verb)	Australian spelling (verb)
make mechanical
make monotonous; make automatic or routine
equip with armed and armored motor vehicles