Australian spelling vs labelled

Australian spelling is a noun but labelled is not a noun.

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

Australian spelling (noun)	labelled (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')

Australian spelling (adjective)	labelled (adjective)
	bearing or marked with a label or tag