See also: leche, leché, léché, and lèche Middle English Etymology 1 Suffix -leche Alternative form of -ly (“adverbial suffix”) Etymology 2 From Old English -lǣċ, from Old English -lǣċan. Alternative forms -lech, -leich Suffix -leche A rare derivational suffix in nouns knowleche, wohlech, godleich References “-lē̆ch(e, suf.”, in MED Online, Ann Arbor, Mich.: University of Michigan, 2007, retrieved 7 April 2018.Wikiwand - on Seamless Wikipedia browsing. On steroids.