ἀμαχητί
From LSJ
πάντα χωρεῖ καὶ οὐδὲν μένει καὶ δὶς ἐς τὸν αὐτὸν ποταμὸν οὐκ ἂν ἐμβαίης → all things move and nothing remains still, and you cannot step twice into the same stream
English (LSJ)
Adv. of sq.,
A without battle, without stroke of sword, Il.21.437, Hdt.1.174 (freq. written -τεί in codd., X.Cyr.4.2.28, etc.).
German (Pape)
[Seite 117] dasselbe, Hom. einmal, Il. 21, 437; Her 1, 174 u. öfter; Xen. An. 4, 2, 15 u. Sp.