laîche.

Inherited from Middle French laische, from Old French lesche (“sedge”), from Frankish *lisca, *liska (“sedge”), of uncertain origin. Perhaps from Proto-West Germanic *hlisku, *hlisiku, *hlusiku (“sedge”), a diminutive of Proto-West Germanic *hlus (“reed, sedge”). The ultimate origin could be:. speculated ultimate origins * Borrowed from Romance/Medieval Latin lisca, though the reverse is also possible; this could be from Vulgar Latin *alisca, from Latin arista (“(ear of) corn, grain, awn”). * From Proto-Indo-European *leu, related to Lithuanian laure (“dirty person”), referring to the mud it grows in. * From a pre-Germanic/pre-Roman substrate language. Cognate with Old High German liska, lisca ( > Modern German Liesch (“sedge”)), Old Saxon hlus (“rush, reed”), Middle Dutch lies, liesc (“sedge”).