1. A viceroy of the Byzantine emperors in Italy; in the Greek Church, a title assumed by certain bishops as primates over others; an inspector of the clergy appointed by the eastern patriarchs.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• diarch,
• dyarch,
• eparch,
• enarce,
• epacrh,
• exarh,
• hexatech,
• baarchh,
• endartch,
• entarch,
• hexaech,
• hecxarch,
• hexach,
• hexarh,
• hexrach,
• mezarch,
• mesarhc,
• Enarcha,
• Eniarche,
• EXUCH

• Exarchate.

The adjective form of the word "Exarch" is "exarchal".

The plural of the "Exarch" can be the "exarches".

The singular of the "Exarch" can be the "Exarch".