plough vs British spelling

plough and British spelling both are nouns.

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

plough (noun)	British spelling (noun)
a farm tool having one or more heavy blades to break the soil and cut a furrow prior to sowing	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')

plough (verb)	British spelling (verb)
to break and turn over earth especially with a plow
move in a way resembling that of a plow cutting into or going through the soil