labouring vs British spelling

labouring is not a noun while British spelling is a noun.

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

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

labouring (adjective)	British spelling (adjective)
doing arduous or unpleasant work