spectre vs Australian spelling

spectre and Australian spelling both are nouns.

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

spectre (noun)	Australian spelling (noun)
a mental representation of some haunting experience	English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')
a ghostly appearing figure