liquidise vs Australian spelling

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

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

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

liquidise (verb)	Australian spelling (verb)
make (a solid substance) liquid, as by heating