antagonise vs Australian spelling

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

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

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

antagonise (verb)	Australian spelling (verb)
provoke the hostility of
act in opposition to