Artificial intelligent assistant

czardom

tsardom, ˈczardom
  [f. tsar + -dom.]
  The dominion, office, or power of a tsar or czar.

1841 A. C. Sterling Russia 158 The old czardoms of Kasan and Astrachan. 1877 D. M. Wallace Russia xvii. 270 When the Grand Princes of Moscow brought the other principalities under their power, and formed them into the Tsardom of Muscovy. 1884 A. J. Evans in Archæol. XLIX. 34 The palmy days of the Servian kingdom and czardom. 1901 Fortn. Rev. June 1034 Some..doubt as to the future of the Tzardom.

Oxford English Dictionary

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