| Answer | Crossword Clue |
|---|---|
| chalk | soft, powdery white limestone |
| chalked | soft, powdery white limestone |
| chalks | soft, powdery white limestone |
| chalky | a soft white, gray, or buff limestone composed chiefly of the shells of foraminifers |
| mealier | having the qualities of meal; powdery; soft, dry, and crumbly |
| mealiest | having the qualities of meal; powdery; soft, dry, and crumbly |
| mealy | having the qualities of meal; powdery; soft, dry, and crumbly |
