British spelling vs vascularisation

British spelling and vascularisation both are nouns.

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

British spelling (noun)	vascularisation (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')	the organic process whereby body tissue becomes vascular and develops capillaries