Australian spelling vs antagonise

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

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

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

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