| Skein |
| Yarn ball |
| Sail corner |
| Ball of yarn. |
| Sail's corner |
| Ball of thread |
| Wind into a ball |
| Roll into a ball |
| Kitten's plaything |
| Footprint, to Wimsey |
| Metal loop in a sail. |
| This, across the pond |
| Thread of a narrative |
| Ball of thread or yarn |
| Interest of Miss Marple |
| Miss Marple's discovery |
| Scotland Yard discovery |
| Lower corner of a square sail |
| Bottom corner of a square sail |
| Discovery in a British mystery |
| Something of interest to Miss Marple |
| Ball of thread (whose name lent itself to a word meaning "hint") |