British spelling vs internalisation

British spelling and internalisation both are nouns.

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

British spelling (noun)	internalisation (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')	learning (of values or attitudes etc.) that is incorporated within yourself