ἀκηκοέναι (akekoenai)
ἀκηκοέναι is an Ancient Greek form of ἀκούω, meaning “to hear, listen”. It is the perfect active infinitive.
Found 71 times in the Ancient Greek texts on Socratos.
Where it is used
Thucydides, History of the Peloponnesian War 6.93.1: ὁ μὲν Ἀλκιβιάδης τοσαῦτα εἶπεν, οἱ δὲ Λακεδαιμόνιοι διανοούμενοι μὲν καὶ αὐτοὶ πρότερον στρατεύειν ἐπὶ τὰς Ἀθήνας, μέλλοντες δ’ ἔτι καὶ περιορώμενοι, πολλῷ μᾶλλον ἐπερρώσθησαν διδάξαντος ταῦτα ἕκαστα αὐτοῦ καὶ νομίσαντες παρὰ τοῦ σαφέστατα εἰδότος ἀκηκοέναι·
All forms of ἀκούω (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.