κυριεύων

From LSJ

κρῖναι δὲ λόγῳ πολύδηριν ἔλεγχον ἐξ ἐμέθεν ῥηθέντα → judge by reason the too much contested argument which has been given by me

Source

Russian (Dvoretsky)

κῡριεύων: ὁ «повелительный» (вид софизма философа мегарской школы Диодора) Diog. L.