visualise vs Australian spelling

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

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

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

visualise (verb)	Australian spelling (verb)
make visible
imagine; conceive of; see in one's mind
form a mental picture of something that is invisible or abstract
view the outline of by means of an X-ray