Australian spelling vs ardour

Australian spelling and ardour both are nouns.

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

Australian spelling (noun)	ardour (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')	intense feeling of love
	a feeling of strong eagerness (usually in favor of a person or cause)
	feelings of great warmth and intensity