British spelling vs emphasise

British spelling is a noun but emphasise is not a noun.

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

British spelling (noun)	emphasise (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')

British spelling (verb)	emphasise (verb)
	to stress, single out as important
	give extra weight to (a communication)