operate
From LSJ
Βίων δύο ἔλεγε διδασκαλίας εἶναι θανάτου, τόν τε πρὸ τοῦ γενέσθαι χρόνον καὶ τὸν ὕπνον → Bion used to say that we have two teachers for death: the time before we were born and sleep | Bion said that there are two rehearsals for death: the time before being born and sleep
English > Greek (Woodhouse)
verb intransitive
produce a result: P. and V. ἐργάζεσθαι.
perform a surgical operation: P. and V. τέμνειν.
carry on warlike operations: P. and V. πολεμεῖν (rare V.).