British spelling vs atomisation

British spelling and atomisation both are nouns.

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

British spelling (noun)	atomisation (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')	separating something into fine particles
	annihilation by reducing something to atoms