memorialise vs Australian spelling

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

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

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

memorialise (verb)	Australian spelling (verb)
be or provide a memorial to a person or an event
address in a memorial