ἀνταναχωρέω
From LSJ
ἑτέρως ἠδύνατο βέλτιον ἢ ὡς νῦν ἔχει κατεσκευάσθαι → otherwise they could have been constructed better than they are now (Galen, On the use of parts of the body 4.143.1 Kühn)
English (LSJ)
A give ground in turn, Aristid.Or.23(42).47.
German (Pape)
[Seite 244] ebenfalls zurückweichen, Aristid.
Greek (Liddell-Scott)
ἀνταναχωρέω: ἀμοιβαίως δίδω τόπον, ὑποχωρῶ, Ἀριστείδ. 1. 529.
Spanish (DGE)
ceder terreno, retroceder a su vez οἱ βάρβαροι Aristid.Or.23.47.