British spelling vs self-realisation

British spelling and self-realisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
British spelling	Yes	No	No	No
self-realisation	Yes	No	No	No

British spelling (noun)	self-realisation (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')	the fulfillment of your capacities