ξυμμάχοις (xymmachois)
ξυμμάχοις is an Ancient Greek form of σύμμαχος, meaning “ally; allied”. It is the dative plural masculine noun.
Found 59 times in the Ancient Greek texts on Socratos.
Where it is used
Thucydides, History of the Peloponnesian War 1.18.3: … ὥστε ἀπὸ τῶν Μηδικῶν ἐς τόνδε αἰεὶ τὸν πόλεμον τὰ μὲν σπενδόμενοι, τὰ δὲ πολεμοῦντες ἢ ἀλλήλοις ἢ τοῖς ἑαυτῶν ξυμμάχοις ἀφισταμένοις εὖ παρεσκευάσαντο τὰ πολέμια καὶ ἐμπειρότεροι ἐγένοντο μετὰ κινδύνων τὰς μελέτας ποιούμενοι.
All forms of σύμμαχος (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Liddell-Scott-Jones, A Greek-English Lexicon (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.