Australian spelling vs catheterise

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

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

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

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