remilitarisation vs British spelling

remilitarisation and British spelling both are nouns.

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

remilitarisation (noun)	British spelling (noun)
the act of militarizing again	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')