visualise vs British spelling

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

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

visualise (noun)	British spelling (noun)
	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')

visualise (verb)	British 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