ἴκτις
From LSJ
τὸ κοῖλον τοῦ ποδὸς δεῖξαι → show the heels, show a clean pair of heels, show the hollow of the foot, run away
English (LSJ)
ῐδος (ἰκτῖδας is f.l. in Ar.Ach.880), ἡ,
A the γαλῆ ἀγρία or yellow-breasted marten, Ar. l.c., Arist.HA612b10, Nic.Th.196, cf. Sch.adloc., Aret.SD1.15. (ι is prothetic, cf. κτίδεος.)