| Clue | Source | Date |
|---|---|---|
| In 1969, which castle was the scene of the investiture of the Prince of Wales? (10) | ||
| In Welsh-based spelling, a North Wales town whose walls and castle are part of a Unesco world heritage site | The Times Specialist Sunday | 17 Jul 2022 |
| Administrative centre of Gwynedd whose Anglicised spelling was superseded in 1974 | The Telegraph General Knowledge | 12 Mar 2017 |