capitalisation vs British spelling

capitalisation and British spelling both are nouns.

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

capitalisation (noun)	British spelling (noun)
the act of capitalizing on an opportunity	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')
the sale of capital stock
an estimation of the value of a business
writing in capital letters