stigmatisation vs British spelling

stigmatisation and British spelling both are nouns.

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

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