Australian spelling vs splendour

Australian spelling and splendour both are nouns.

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

Australian spelling (noun)	splendour (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')	a quality that outshines the usual
	the quality of being magnificent or splendid or grand