the act of killing a tyrant or oppressive ruler

तानाशाह या दमनकारी शासक की हत्या करना

English Usage: His actions were seen as tyrannicidal in nature, aiming to liberate the oppressed citizens.

Hindi Usage: उनकी क्रियाएँ तानाशाही विरोधी थीं, जिसका उद्देश्य दमनकारी नागरिकों को मुक्त करना था।