- Quelle www.pbenyon.plus.com/Misc/Etymology.html
Caiseal (Gaelic), a circular stone fort. Ballycastle, Cashel.
- Caisle (Gaelic), a small inlet. Cashla Bay, Cashleen.
- teanglann.ie: 1. (Ancient) stone fort. 2. Unmortared stone wall
Pronunciation, Foghraíocht listen/hören, lusen