Proper noun
A small cirque lake on the east flank of Snowdon, Gwynedd, Wales, source of the river Afon Glaslyn (OS grid ref SH6154).
A river in Gwynedd, Afon Glaslyn, which flows from the above lake to the estuary at Porthmadog.
A small lake in Powys, Wales (OS grid ref SN8294).
A village in Rural Municipality of Parkdale No. 498, Saskatchewan, Canada.
Source: en.wiktionary.org