figure of eight vs British English

figure of eight and British English both are nouns.

Word	Noun	Adjective	Verb	Adverb
figure of eight	Yes	No	No	No
British English	Yes	No	No	No

figure of eight (noun)	British English (noun)
a knot having the shape of the numeral 8; tied in a rope that has been passed through a hole or pulley and that prevents the rope from coming loose	English as spoken in the UK
a two-dimensional figure having the shape of the number eight