| WINGSPAN | Lateral spread of a bird or aircraft (8) |
| QUADRATE | Squarish bone in the head of a bird or reptile (8) |
| DIASPORA | The spread of a people beyond their traditional homeland (8) |
| PIPE | A hose or other tube; a butt of wine equal to two hogsheads; a high voice; a note of a bird; or, a chillum (4) |
| MANTLE | Word for a cloak or shawl, hence a blanket, coating of snow, layer of the Earth, pallium of a mollusc, tapestry, wing covert of a bird or other covering/concealing thing (6) |
| EPIDEMIC | Rapid spread of a disease |
| SPAN | Width of a human hand; distance between the wing tips of a bird or an aircraft; or, the arch of a bridge (4) |
| CHIRRUP | Word meaning jolly along; a cluck made with the lips when urging forth one's pony or hack; a cheep of a bird; or, a click of a cricket (7) |
| ROOST | Word for a sleeping place of a bird or bat; a hen house; or, a group of fowls resting together (5) |
| BILL | An old word for any document or list; an invoice; a poster; the beak of a bird; or, the muzzle of a platypus (4) |
| WING | A modified forelimb of a bat or a bird; or, something suggestive of this, such as an ala of a sycamore seed or a sail of a ship/windmill (4) |
| FLIGHT | Word for a bird or plane's airborne journey; a soaring of swallows or other avians; the trajectory of an arrow or dart; a wandering of fancy or imagination; or, an act of fleeing (6) |
| DISPLAY | Electronic screen or VDU; or, the courtship ritual of a bird or animal (7) |
| MIGRATE | (Of a bird or animal) go elsewhere for a particular season (7) |
| CRAW | Crop of a bird or insect (4) |
| ALA | Wing of a bird or an army |
| NEST | Home of a bird or other animal (4) |
| TRILL | Sound of a bird or music note (5) |
| OCARINA | Small terracotta wind instrument in the shape of a bird or an egg (7) |
| DECOR | Image of a bird or animal used to lure game Interior design features (5) |
