τεθαῤῥηκότως
From LSJ
Ὁ μὲν βίος βραχύς, ἡ δὲ τέχνη μακρή, ὁ δὲ καιρὸς ὀξύς, ἡ δὲ πεῖρα σφαλερή, ἡ δὲ κρίσις χαλεπή → Life is short, art long, opportunity fleeting, experience misleading and judgment difficult
German (Pape)
[Seite 1079] adv. part. perf. von θαῤῥέω, dreist; Pol. 2, 10, 7; Plut. Rom. 12.