British spelling vs home theatre

British spelling and home theatre both are nouns.

Word	Noun	Adjective	Verb	Adverb
British spelling	Yes	No	No	No
home theatre	Yes	No	No	No

British spelling (noun)	home theatre (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')	television and video equipment designed to reproduce in the home the experience of being in a movie theater