British spelling vs digitalisation

British spelling and digitalisation both are nouns.

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

British spelling (noun)	digitalisation (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')	the administration of digitalis for the treatment of certain heart disorders