ἐπάρχω

Etymology
From.

Verb

 * 1)  to govern, lead, rule over
 * 2)  to be ruler, commander, governor of a province
 * 3)  to be eparch of an eparchy in the Greek-speaking Eastern Roman Empire (akin to prefect of a prefecture in the Latin-speaking Western Roman Empire)
 * 4)  to rule besides or in addition to one's hereditary dominions
 * 5)  to serve, offer
 * 6)  to pour the first drops before a libation