lister plow vs lister plough

lister plow and lister plough both are nouns.

Word	Noun	Adjective	Verb	Adverb
lister plow	Yes	No	No	No
lister plough	Yes	No	No	No

As nouns, lister plow and lister plough are synonyms defined as:

lister plow and lister plough: moldboard plow with a double moldboard designed to move dirt to either side of a central furrow

Other synonyms of lister plow include lister, middle buster, middlebreaker.

lister plow (noun)	lister plough (noun)
moldboard plow with a double moldboard designed to move dirt to either side of a central furrow	moldboard plow with a double moldboard designed to move dirt to either side of a central furrow