köken: Borrowed from Middle Low German vlīse, from Proto-Germanic *flīsō (“split chip”), a nasalized dental extension of Proto-Indo-European *(s)pley- (“to split, splice”), whence also Proto-Germanic *splītaną (“to split”). Cognate with Swedish flis (“wood chips”) (DWDS).
aile: fliesen, Fliesenleger, Fliesentisch
Das war der Alten doch zuviel; sie wetzte so wütig, daß die Messer und Gabeln mit großem Geprassel auf die Fliesen stürtzten.
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