τὸ κοῖλον τοῦ ποδὸς δεῖξαι → show the heels, show a clean pair of heels, show the hollow of the foot, run away
consaeptus: ūs, m. consaepio,I a hedging in, fencing round, Curt. 9, 1, 32 Zumpt (al. in conspectu).