biarchy

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English[edit]

Etymology[edit]

bi- +‎ -archy

Noun[edit]

biarchy ‎(plural biarchies)

  1. A government ruled by two people.
  2. An alliance of two countries.
Number Noun
1 monarchy
2 biarchy / binarchy / diarchy / duumvirate
3 triarchy / triumvirate
4 tetrarchy / tetradarchy / quadrumvirate
5 pentarchy / quinumvirate
6 hexarchy
7 heptarchy
8 octarchy / octovirate
10 decarchy / decemvirate
12 dodecarchy
20 vigintivirate
26 vigintisexviri
100 hecatontarchy