saviour vs Australian spelling

saviour and Australian spelling both are nouns.

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

saviour (noun)	Australian spelling (noun)
a person who rescues you from harm or danger	English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')