Australian spelling vs internationalisation

Australian spelling and internationalisation both are nouns.

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

Australian spelling (noun)	internationalisation (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')	the act of bringing something under international control