Australian spelling vs apologise

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

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

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

Australian spelling (verb)	apologise (verb)
	acknowledge faults or shortcomings or failing
	defend, explain, clear away, or make excuses for by reasoning