lustre vs Australian spelling

lustre and Australian spelling both are nouns.

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

lustre (noun)	Australian spelling (noun)
a surface coating for ceramics or porcelain	English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')
a quality that outshines the usual
the visual property of something that shines with reflected light