ἑκατόμπους
From LSJ
Ἀμήχανον δὲ παντὸς ἀνδρὸς ἐκμαθεῖν ψυχήν τε καὶ φρόνημα καὶ γνώμην πρὶν ἂν ἀρχαῖς τε καὶ νόμοισιν ἐντριβὴς φανῇ → It is impossible to know the spirit, thought, and mind of any man before he be versed in sovereignty and the laws
English (LSJ)
ποδος, ὁ, ἡ,
A hundred-footed: in S. OC718 (lyr.), ἑκατόμποδες Νηρηΐδες, some take it literally to mean the 50 Nereids (the number assigned to them by Hes.Th.264, Pi.I.6(5).6, A.Fr.174, E.IT427), others the 100 Nereids (Pl.Criti. 116e), others merely to express a notion of multitude.