| Answer | Crossword Clue |
|---|---|
| pinnal | pertaining to a pinna (a leaflet, wing or feather) |
| pinnae | PINNA, a leaflet, wing or feather |
| pinnas | PINNA, a leaflet, wing or feather |
| pinna | a leaflet, wing or feather |
| remigial | pertaining to a remex (a flight feather of a bird's wing) |
| imped | to graft or repair (a wing, tail, or feather) with a feather to improve a falcon's flying capacity |
