British spelling vs crystallisation

British spelling and crystallisation both are nouns.

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

British spelling (noun)	crystallisation (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')	the formation of crystals