British spelling vs neutralise

British spelling is a noun but neutralise is not a noun.

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

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

British spelling (verb)	neutralise (verb)
	make chemically neutral
	make ineffective by counterbalancing the effect of
	make incapable of military action
	get rid of (someone who may be a threat) by killing