splendour vs British spelling

splendour and British spelling both are nouns.

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

splendour (noun)	British spelling (noun)
a quality that outshines the usual	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')
the quality of being magnificent or splendid or grand