territorialisation vs Australian spelling

territorialisation and Australian spelling both are nouns.

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

territorialisation (noun)	Australian spelling (noun)
the act of organizing as a territory	English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')