British spelling vs modernisation

British spelling and modernisation both are nouns.

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

British spelling (noun)	modernisation (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')	making modern in appearance or behavior