Strong’s Greek
G1481 — ethnarches
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἐθνάρχης
ethnarches — pronounced eth-nar'-khace
from 1484 and 746; the governor (not king) of a district:--ethnarch. see GREEK for 1484 see GREEK for 746
1 occurrence in the KJV.
2 Corinthians 11:32
In Damascus the governor under Aretas the king kept the city of the Damascenes with a garrison, desirous to apprehend me: