factorise vs British spelling

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

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

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

factorise (verb)	British spelling (verb)
resolve (a polynomial) into factors