British spelling vs demobilisation

British spelling and demobilisation both are nouns.

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

British spelling (noun)	demobilisation (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')	act of changing from a war basis to a peace basis including disbanding or discharging troops