Australian spelling vs hierarchisation

Australian spelling and hierarchisation both are nouns.

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

Australian spelling (noun)	hierarchisation (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')	The act or result of hierarchizing; the establishment of a hierarchy.