British spelling vs keratinisation

British spelling and keratinisation both are nouns.

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

British spelling (noun)	keratinisation (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')	organic process by which keratin is deposited in cells and the cells become horny (as in nails and hair)