ἐμπορεύεσθαι
From LSJ
Ζήσεις βίον κράτιστον, ἢν θυμοῦ κρατῇς → Vives bene, si sis vacuus iracundia → Am besten lebst du, wenn du deinen Zorn beherrschst
Greek > English (Woodhouse Verbs Reversed)
(see also ἐμπορεύομαι): traffic, engage in commerce
Lexicon Thucydideum
mercaturam facere, to trade, traffic, 7.13.2, [vulgo commonly αὐτοῦ]