sectionalise vs British spelling

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

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

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

sectionalise (verb)	British spelling (verb)
divide into sections, especially into geographic sections