We went on to discover that this “clew” was a northern English and Scottish fragment of Old English cliewen which meant "sphere, ball, skein, ball of thread or yarn.” Going back even further, it appears as if this word might even go back to a common root meaning a mass of clay which also produced our modern words “glue” and “gluten.” In other words, a big ol’ ball of something. Dough? Bread? Suddenly we’re in the dark forest of Hansel and Gretel’s breadcrumbs, that ill-fated “clew.”