British spelling vs musical organisation

British spelling and musical organisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
British spelling	Yes	No	No	No
musical organisation	Yes	No	No	No

British spelling (noun)	musical organisation (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')	an organization of musicians who perform together