paviour vs British spelling

paviour and British spelling both are nouns.

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

paviour (noun)	British spelling (noun)
a machine for laying pavement	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')