Cwmtwrch

== English == === Etymology === From Welsh; the words imply the meaning boar valley but Welsh twrch derives from a verb and thus it may refer to the central river digging through the valley. === Proper noun === Cwmtwrch A village and ward in Ystradgynlais community, southern Powys, Wales (OS grid refs SN7610, SN7511). ==== Usage notes ==== This is a long village following the river valley, the Ordnance Survey spells it and divides it into Cwm-twrch Isaf and Cwm-twrch Uchaf === References ===