destalinisation vs Australian spelling

destalinisation and Australian spelling both are nouns.

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

destalinisation (noun)	Australian spelling (noun)
social process of neutralizing the influence of Joseph Stalin by revising his policies and removing monuments dedicated to him and renaming places named in his honor	English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')