grindstone Synonyms

abrasive wheel tool toil task swink sweat steel sickle sharpen scythe ripsaw responsibility quern undertaking whetstone work abrasive disk grinding disc knife grinder salt mines sharpener quernstone grinding wheel grinding stone arrastra screwdriver beast of burden mollymawk project oilstone occupation function file emery drudgery drudge chore business burden axe awl auger assignment grater grind grinder novaculite moline moil millstone