circularise vs British spelling

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

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

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

circularise (verb)	British spelling (verb)
cause to become widely known
distribute circulars to
canvass by distributing letters