Australian spelling vs desensitise

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

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

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

Australian spelling (verb)	desensitise (verb)
	make insensitive
	cause not to be sensitive