Australian spelling vs memorialise

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

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

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

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