| OGIVE | In architecture a diagonal rib of a vault (5) |
| SERGE | Strong twilled fabric with a diagonal rib made of wool or silk |
| SHAFT | An arrow or spear; a sunbeam, lightning bolt or other column of light; the rachis or rib of a feather; one of a pair of thills of a carriage or cart; or, a well-like passage into a mine (5) |
| SPOKE | Any one of the rods radiating from a wheel's hub; a handle of a ship's wheel; one of the ribs of an umbrella; or. a rung of a ladder (5) |
| TWILL | A type of textile woven with a pattern of diagonal ribs or ridges (5) |
| VEINS | Ribs of a leaf |
| OVOLO | In architecture, a moulding with the rounded part composed of a quarter circle (5) |
| ATTIC | In architecture, a small order placed above a taller one; or, a garret, loft, mansard or other sky parlour (5) |
| STOOP | In architecture, a small staircase leading to a building entrance (5) |
| SOCLE | In architecture, a short plinth to support a pedestal, column or wall (5) |
| ANCON | In architecture, a projecting console that supports, or appears to support, a cornice (5) |
| VAULT | In architecture, a roof or ceiling whose types include barrel, groin, rib, fan and dome (5) |
| CACHE | Contents of a vault |
| SPARE | What a diagonal line represents on a bowling scoresheet |
| RIB | Any one of the curved pieces of wood forming the sides of a violin or the body of a lute; ornamental band on the spine of a book; or, an arch separating the webs of a vault (3) |
| GRAPH | Where x=y forms a diagonal line |
| SLANT | Lie on a diagonal |
| PORKCHOP | A small piece of meat cut from the ribs of a pig (4,4) |
| MIDRIB | The middle rib of a leaf (6) |
| VEIN | Rib of a leaf (4) |
