国こく王おう殺ごろし

noun

regicide

Refers to the act of killing a king; a straightforward compound noun. Compare with 王殺し, which can refer to killing any monarch or a king in a broader sense.

See also: 王殺し

• 国こく王おう殺ごろしは大たい逆ぎゃく罪ざいとされた。

  Regicide was considered high treason.