Australian spelling vs internationalise

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

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

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

Australian spelling (verb)	internationalise (verb)
	make international in character
	put under international control