vocalise vs Australian spelling

vocalise is not a noun while Australian spelling is a noun.

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

vocalise (noun)	Australian spelling (noun)
	English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')

vocalise (verb)	Australian spelling (verb)
pronounce as a vowel
express or state clearly
utter with vibrating vocal chords
utter speech sounds
sing (each note a scale or in a melody) with the same vowel