13:50Hanes yr Iaith Mewn 50 GairTjocledBBC Radio Cymru Duration: 5 o funudau Fri 14th Apr 2017, 13:50 on BBC Radio CymruAvailable for over a yearGwrando nawrIfor ap Glyn yn edrych ar darddiad a datblygiad y gair 'tjocled'. Ifor ap Glyn explores tjocled, the Welsh word for chocolate.GenresFactualArts, Culture & the MediaSeriesHanes yr Iaith Mewn 50 Gair Source: BBC Online