δρωπός

From LSJ

τὸ κοῖλον τοῦ ποδὸς δεῖξαιshow the heels, show a clean pair of heels, show the hollow of the foot, run away

Source

Spanish (DGE)

-όν
cortado, arrancado, cosechado, prob. subst. τὰ δρωπά lo cosechado, cosecha s. cont., S.Fr.481.