πεντακοσίων (pentakosion)
πεντακοσίων is an Ancient Greek form of πεντακόσιοι, meaning “five hundred”. It is the genitive plural masculine adjective.
Found 166 times in the Ancient Greek texts on Socratos.
Where it is used
Thucydides, History of the Peloponnesian War 1.65.1: … καὶ ἐλπίδα οὐδεμίαν ἔχων σωτηρίας, ἢν μή τι ἀπὸ Πελοποννήσου ἢ ἄλλο παρὰ λόγον γίγνηται, ξυνεβούλευε μὲν πλὴν πεντακοσίων ἄνεμον τηρήσασι τοῖς ἄλλοις ἐκπλεῦσαι, ὅπως ἐπὶ πλέον ὁ σῖτος ἀντίσχῃ, καὶ αὐτὸς ἤθελε τῶν μενόντων εἶναι· ὡς …
All forms of πεντακόσιοι (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.