Ploughshare
131coulter — /ˈkoʊltə/ (say kohltuh) noun a sharp blade or wheel attached to the beam of a plough, used to cut the ground in advance of the ploughshare. Also, Chiefly US, colter. {Middle English and Old English culter, from Latin: knife} …
132plowshare — /ˈplaʊʃɛə/ (say plowshair) noun US → ploughshare …
