πεπραγμένων (pepragmenon)
πεπραγμένων is an Ancient Greek form of πράσσω, meaning “do, practise, accomplish; fare”. It is the perfect middle/passive participle genitive plural neuter.
Found 348 times in the Ancient Greek texts on Socratos.
Where it is used
Thucydides, History of the Peloponnesian War 3.71.2: πέμπουσι δὲ καὶ ἐς τὰς Ἀθήνας εὐθὺς πρέσβεις περί τε τῶν πεπραγμένων διδάξοντας ὡς ξυνέφερε καὶ τοὺς ἐκεῖ καταπεφευγότας πείσοντας μηδὲν ἀνεπιτήδειον πράσσειν, ὅπως μή τις ἐπιστροφὴ γένηται.
All forms of πράσσω (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.