publicise vs Australian spelling

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

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

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

publicise (verb)	Australian spelling (verb)
make public
call attention to