Australian spelling vs philtre

Australian spelling and philtre both are nouns.

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

Australian spelling (noun)	philtre (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')	a drink credited with magical power; can make the one who takes it love the one who gave it