vaporisation vs Australian spelling

vaporisation and Australian spelling both are nouns.

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

vaporisation (noun)	Australian spelling (noun)
annihilation by vaporizing something	English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')
the process of becoming a vapor