English word binarchy comes from Latin -archia (-archy (form of government or rule).), Latin bini

Detailed word origin of binarchy

Dictionary entry	Language	Definition
-archia	Latin (lat)	-archy (form of government or rule).
bini	Latin (lat)
binarchie	French (fra)
binarchy	English (eng)	(obsolete) Synonym of biarchy.

Words with the same origin as binarchy