18:45Hanes yr Iaith Mewn 50 GairBrethyn a TirBBC Radio Cymru Duration: 14 o funudau Thu 27th Aug 2020, 18:45 on BBC Radio Cymru 2Available for yearsIfor ap Glyn yn edrych ar darddiad a datblygiad y geiriau 'brethyn' a 'tir'. Ifor ap Glyn explores 'brethyn'' and 'tiri', the Welsh words for cloth and land.GenresEntertainmentBrandHanes yr Iaith Mewn 50 Gair Source: BBC Online