catheterise vs Australian spelling

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

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

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

catheterise (verb)	Australian spelling (verb)
insert a catheter into (a body part)