συνεπιστατέω

A. act as a joint supervisor, Pl. R. 528c; ‐ούντων τῷ ἔργῳ οἱ ταμίαι IG 12.92.39 (dub.); ‐ήσω ἐγὼ πᾶσι τούτοις will jointly supervise all these works, PCair.Zen. 34.22, cf. 574.5 (iii B.C.).