British spelling vs aqueous humour

British spelling and aqueous humour both are nouns.

Word	Noun	Adjective	Verb	Adverb
British spelling	Yes	No	No	No
aqueous humour	Yes	No	No	No

British spelling (noun)	aqueous humour (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')	the limpid fluid within the eyeball between the cornea and the lens