tricolour vs British spelling

tricolour and British spelling both are nouns.

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

tricolour (noun)	British spelling (noun)
a flag having three colored stripes (especially the French flag)	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')