From Vulgar Latin *flossum, from Latin fossula. <span class="searchmatch">fiosso</span> m (plural fiossi) arch (of the foot) shank or waist (of a shoe) sfiossare sfiossatura...
fossātus fossīcius fossilis fossiō fossō fossor fossōrius fossūra Italian: <span class="searchmatch">fiosso</span> → English: fossula “fossula”, in Charlton T. Lewis and Charles Short (1879)...