Australian spelling vs tricolour

Australian spelling and tricolour both are nouns.

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

Australian spelling (noun)	tricolour (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')	a flag having three colored stripes (especially the French flag)