diarchy

noun

di·​ar·​chy

less common spelling of dyarchy

: a government in which power is vested in two rulers or authorities

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diarch
diarchy
diarial
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“Diarchy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diarchy. Accessed 23 Jul. 2025.

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