| Clue | Source | Date |
|---|---|---|
| Ancient Celtic tongue | The Telegraph Cross Atlantic | 09 Dec 2025 |
| Relative of Manx and Gaelic | Wall Street Journal | 12 Mar 2025 |
| Celtic language | Eugene Sheffer | 11 Jul 2022 |
| Where ''leprechauns'' came from | Newsday | 16 Jan 2021 |
| Ancestor of Scottish Gaelic and Manx | ||
| Pre-1000 Celtic language | ||
| Source of the word "clan" | ||
| Ancient Gaelic tongue | ||
| Cousin of Erse | ||
| Ancient Celtic tongue |