Australian spelling vs relativisation

Australian spelling and relativisation both are nouns.

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

Australian spelling (noun)	relativisation (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')	the act or result of making relative or regarding as relative rather than absolute.