lateralisation vs British spelling

lateralisation and British spelling both are nouns.

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

lateralisation (noun)	British spelling (noun)
localization of function on either the right or left sides of the brain	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')