pretzel (n.)
1851, from German Prezel, also Brezel, from Middle High German brezel, prezel, from Old High German brezitella, brecedela, from Medieval Latin *brachitella, presumably a kind of biscuit baked in the shape of folded arms (source also of Italian bracciatella, Old Provençal brassadel), diminutive of Latin bracchiatus "with branches, with arms," from bracchium "arm" (see brace (n.)).