| Answer | Crossword Clue |
|---|---|
| FOOTSTONES | Some flat markers |
| FELT | Like some markers |
| GENETIC | Like some markers |
| SHARPIES | Some permanent markers |
| PERMANENT | Like some markers |
| STELAR | Like some ancient markers |
| CONIC | Like some traffic markers |
| SHARPIES | Some felt-tip markers |
| CONICAL | Like some traffic markers |
| GENETIC | Like some markers or code |
| CATCHESTHEBUOYS | Rounds up some drifting channel markers? |
