What is another word for grindstones?
Pronunciation: [ɡɹˈa͡ɪndstə͡ʊnz] (IPA) 
Grindstones are a type of tool used for sharpening or grinding various materials. There are many different synonyms for the term grindstone. One popular alternative is a whetstone, which is a type of stone used for sharpening knives and other blades. Another synonym is the honing stone, commonly used in metalworking and woodworking. A millstone is a large and flat circular stone utilized to grind materials like corn or wheat into flour. A sharpener, stone, or wheel used to sharpen scissors, knives, and tools are often referred to as grindstones. Finally, a sharpening rod or sharpening steel can also be used to sharpen tools or knives and serve as an alternative to grindstones.
