British spelling vs internationalise

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

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

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

British spelling (verb)	internationalise (verb)
	make international in character
	put under international control