A British mountain that was the site of a battle between Arthur’s warriors and the boar Twrch Trwyth and his piglets. Two of the piglets – Twrch Llawin and Gwys – were killed before Twrch Trwyth continued his flight to Dyffryn Amanw.
Notes
The Welsh word for mountain is mynydd, which derives from mwn, and is a mountain rising considerably above the surface of the surrounding land.
Source
Culhwch and Olwen | Late 11th century