18:50Hanes yr Iaith Mewn 50 GairAraithBBC Radio Cymru Duration: 5 o funudau Thu 13th Jul 2017, 18:50 on BBC Radio CymruAvailable for over a yearGwrando nawrIfor ap Glyn yn edrych ar darddiad a datblygiad y gair 'araith'. Ifor ap Glyn looks at araith, the Welsh word for speech.GenresFactualArts, Culture & the MediaSeriesHanes yr Iaith Mewn 50 Gair Source: BBC Online