ochre vs Australian spelling

ochre and Australian spelling both are nouns.

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

ochre (noun)	Australian spelling (noun)
a moderate yellow-orange to orange color	English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')
any of various earths containing silica and alumina and ferric oxide; used as a pigment

ochre (adjective)	Australian spelling (adjective)
of a moderate orange-yellow color