| Answer | Crossword Clue |
|---|---|
| hollows | A hole or depression in something |
| drilling | Make a hole in or through something by using a drill |
| drilled | Make a hole in or through something by using a drill |
| knocking | Make (a hole or a dent) in something by striking it forcefully |
| knocked | Make (a hole or a dent) in something by striking it forcefully |
| knocks | Make (a hole or a dent) in something by striking it forcefully |
| knock | Make (a hole or a dent) in something by striking it forcefully |
| drilling | Produce (a hole) in something by or as if by boring with a drill |
| drilled | Produce (a hole) in something by or as if by boring with a drill |
