yoghurt vs British spelling

yoghurt and British spelling both are nouns.

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

yoghurt (noun)	British spelling (noun)
a custard-like food made from curdled milk	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')