Cil

1. Cil Coed
   Kelcoed

   Father of Arthur’s warrior Llwyd in Culhwch and Olwen. He also appears in Manawydan where he imprisons Pryderi and Rhiannon, in an act of vengeance, before Manawydan compels him to free them.

   
   

2. Cil-y-Coed

   There is a forest in the parish of Pembroke named Cil Coed.

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   Notes
   - Cil is a Welsh word which implies a sequestered place, a place of retreat.
   - Coed is the Welsh word for 'wood', 'trees'.