operate
From LSJ
τοῖς οἰκείοις βουλεύμασιν ἁλίσκεσθαι → hoist by one's own petard, hoist with one's own petard, hoist on one's own petard, hoisted by one's own petard, be hoist with one's own petard
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.).