operate
From LSJ
κοινὸν τύχη, γνώμη δὲ τῶν κεκτημένων → good luck is anyone's, judgment belongs only to those who possess it
English > Greek (Woodhouse)
verb intransitive
produce a result: P. and V. ἐργάζεσθαι.
perform a surgical operation: P. and V. χειρουργεῖν, τέμνειν.
carry on warlike operations: P. and V. πολεμεῖν (rare V.).