τραπεζιτεύω
From LSJ
κοινὸν τύχη, γνώμη δὲ τῶν κεκτημένων → good luck is anyone's, judgment belongs only to those who possess it
English (LSJ)
A to be engaged in banking, D.36.29, 45.32, BCH36.210 (Delos, ii B. C.).
German (Pape)
[Seite 1134] ein τραπεζίτης sein, Dem. 36, 29 u. Sp.