Artificial intelligent assistant

czarate

ˈtsarate, czarate
  [f. prec. + -ate1.]
  The office or position of tsar or czar.

1863 Edwardes Polish Captivity I. 299 In 1611 Ladislas..was offered the Tsarate of Muscovy by the Council of Boyars. 1882 Costelloe in Macm. Mag. XLV. 414 Without really endangering the Czarate.

Oxford English Dictionary

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