armour vs Australian spelling

armour and Australian spelling both are nouns.

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

armour (noun)	Australian spelling (noun)
tough more-or-less rigid protective covering of an animal or plant	English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')
protective covering made of metal and used in combat
a military unit consisting of armored fighting vehicles

armour (verb)	Australian spelling (verb)
equip with armor