channelisation vs Australian spelling

channelisation and Australian spelling both are nouns.

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

channelisation (noun)	Australian spelling (noun)
management through specified channels of communication	English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')