| Answer | Crossword Clue |
|---|---|
| SOFFIT | Intrados of an arch |
| SOLE | Base of an arch |
| PIER | Support of an arch. |
| SPAN | Extent of an arch. |
| ALETTE | Pilasterlike abutment of an arch. |
| JAMB | Vertical side, as of an arch |
| EXTRADOS | Outside curved surface of an arch. |
| KEYSTONE | Wedge at the top of an arch |
| EMBOW | Bend into the form of an arch. |
