köken: Inherited from Middle French dalle (“sink, gullet”), a borrowing from Old Norse dæla (“a small dale, ship's drain or pump, a small bucket, a groove, trough, trench, eaves”), from Proto-Germanic *dalą (“valley”), cognate with Dutch daal (“trough, spout”). More at dale.
aile: avoir la dalle, crever la dalle, daller, que dalle
slab, bar, sheet, tablet (piece of material with uniform cross-section) · paving slab, flagstone · slab of concrete forming horizontal component of a building
köken: Inherited from Old Catalan losa, from Latin lausia, of Celtic origin, from Gaulish or Celtiberian *lausia, from Proto-Celtic *plousā (“stone slab”), of uncertain ultimate origin. Cognate with Spanish losa, French lauze, Galician lousa, etc.
köken: From Old Irish lecc, from Proto-Celtic *ɸlikkā, from Proto-Indo-European *pl̥keh₂ (“flat surface”), from Proto-Indo-European *pleh₂- (“flat”). Celtic cognates include Welsh llech, Breton lec'h, Cornish legh, and Gaulish Are-lica (toponym). Indo-European cognates include Ancient Greek πλάξ (pláx, “flat stone”).
aile: bain as an leac, bonnleac, bundún leice, cuir ar an leac, faoi leac, idir leac is losaid, leac chloiche, leac chruaite, leac chruaiteacháin, leac chuimhneacháin
köken: Uncertain. The term is thought to have existed as Vulgar Latin *lausa (whence Old French lose, Old Occitan lausa), possibly ultimately borrowed from Gaulish *lausā, from Proto-Celtic *lausā (“stone”), from Proto-Indo-European *léh₁u-s ~ *l̥h₁w-és, whence also Proto-Celtic *līwos (“stone”), from *leh₁- (“stone”).