oxidise vs British spelling

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

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

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

oxidise (verb)	British spelling (verb)
add oxygen to or combine with oxygen
enter into a combination with oxygen or become converted into an oxide