ἱδρῦσθαι (hidrysthai)
ἱδρῦσθαι is an Ancient Greek form of ἱδρύω, meaning “set up, establish; settle”. It is the perfect middle/passive infinitive.
Found 55 times in the Ancient Greek texts on Socratos.
Where it is used
Thucydides, History of the Peloponnesian War 8.40.2: … διὰ τὸ πλῆθος χαλεπωτέρως ἐν ταῖς ἀδικίαις κολαζόμενοι, ὡς ἡ στρατιὰ τῶν Ἀθηναίων βεβαίως ἔδοξε μετὰ τείχους ἱδρῦσθαι, εὐθὺς αὐτομολίᾳ τε ἐχώρησαν οἱ πολλοὶ πρὸς αὐτοὺς καὶ τὰ πλεῖστα κακὰ ἐπιστάμενοι τὴν χώραν οὗτοι ἔδρασαν.
Strabo, Geography 1.2.32·2: … αὶ Κυκλώπων εἰς γαῖαν ἀφῖχθαί φησιν ὁ Ὀδυσσεύς, μέχρι τοῦ σπηλαίου προεληλυθὼς ἀπὸ θαλάττης· ἐπʼ ἐσχατιᾶς γὰρ ἱδρῦσθαί που λέγει. καὶ εἰς Αἰολίαν δὲ καὶ Λαιστρυγόνας καὶ τοὺς ἄλλους, ὅπου ποτὲ καὶ καθωρμίσατο, ἐκεῖσέ φησιν ἀφῖχθ …
All forms of ἱδρύω (conjugation 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.