ἀληθεύειν (aletheuein)

ἀληθεύειν is an Ancient Greek form of ἀληθεύω, meaning “tell the truth”. It is the present active infinitive.

Found 67 times in the Ancient Greek texts on Socratos.

Where it is used

Diogenes Laertius, Vitae philosophorum 2.8.93: … ι καὶ ἐν φιλοσοφίᾳ καὶ ἐν τοῖς ἄλλοις. φασὶ δὲ καὶ λυπεῖσθαι ἄλλον ἄλλου μᾶλλον, καὶ τὰς αἰσθήσεις μὴ πάντοτε ἀληθεύειν. Οἱ δὲ Ἡγησιακοὶ λεγόμενοι σκοποὺς μὲν εἶχον τοὺς αὐτούς, ἡδονὴν καὶ πόνον. μήτε δὲ χάριν τι εἶναι μήτε φιλία …

All forms of ἀληθεύω (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.