call centre vs British spelling

call centre and British spelling both are nouns.

Word	Noun	Adjective	Verb	Adverb
call centre	Yes	No	No	No
British spelling	Yes	No	No	No

call centre (noun)	British spelling (noun)
a center equipped to handle a large volume of telephone calls (especially for taking orders or serving customers)	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')