| Answer | Crossword Clue |
|---|---|
| rubstone | stone, esp. a whetstone, used for polishing or sharpening |
| grindstones | A thick disk of stone or other abrasive material mounted so as to revolve, used for grinding, sharpening, or polishing metal objects |
| grindstone | A thick disk of stone or other abrasive material mounted so as to revolve, used for grinding, sharpening, or polishing metal objects |
| tablets | A flat slab of stone, clay, or wood, used esp. for an inscription |
| rubble | Pieces of rough or undressed stone used in building walls, esp. as filling for cavities |
| whetstones | WHETSTONE, a stone for sharpening tools on |
