τυραννεύεσθαι

From LSJ

τὸ ἓν καὶ τὸ ὂν πολλαχῶς λέγεται → the term being and the term one are used in many ways, one and being have various meanings, one and being have many senses

Source

Greek > English (Woodhouse Verbs Reversed)

(see also τυραννεύω): be governed by a despot, be governed by tyrants