in English is:

headlong

Phrases (4)
llwrw fy (dy, ei, a.y.b.) mhen:llwyr fy (dy, ei, a.y.b.) mhen
llwrw fy (dy, ei, a.y.b.) nghefn:llwyr fy (dy, ei, a.y.b.) nghefn
llwrw fy (dy, ei, a.y.b.) nhin:llwyr fy (dy, ei, a.y.b.) nhin1
llwrw fy (dy, ei, a.y.b.) nhin:llwyr fy (dy, ei, a.y.b.) nhin2
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