czaricide

Noun

tsaricide (countable and uncountable, plural tsaricides)

1. The killing of a tsar.
   • It had been those wishing to unleash a revolution “sooner,” so said the count, who had come to advocate tsaricide.2009, Claudia Verhoeven, “From the Files of the Karakozov Case: The Virtual Birth of Terrorism”, in The Odd Man Karakozov: Imperial Russia, Modernity, and the Birth of Terrorism, Ithaca, N.Y....
2. (countable) One who kills a tsar.
   • It would be manifestly unjust, I think, to extradite a Tsaricide upon the ground that he is not a political offender, and then allow his own government to try him by court-martial and hang him solely upon the ground that he is a political offender.1893 May, George Kennan, “The Russian Extradition Treaty”, in The Forum, volume XV, New York, N.Y.: Forum Publishing Company, →ISSN, →OCLC, page 294