ἐπίτηδες
From LSJ
Νέοις τὸ σιγᾶν κρεῖττόν ἐστιν τοῦ λαλεῖν → Sermone melius est iuveni silentium → Es schweigen besser, statt zu schwätzen, junge Leut'
Middle Liddell
Theocr.:—also designedly, deceitfully, Eur. [deriv. uncertain]
English (Woodhouse)
intentionally, purposely, on purpose
French (Bailly abrégé)
att. c. ἐπιτηδές.