subsidisation vs British spelling

subsidisation and British spelling both are nouns.

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

subsidisation (noun)	British spelling (noun)
the act of providing a subsidy	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')
money (or other benefits) obtained as a subsidy