archaeology vs British spelling

archaeology and British spelling both are nouns.

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

archaeology (noun)	British spelling (noun)
the branch of anthropology that studies prehistoric people and their cultures	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')