usurper

n.

篡夺者，篡位者，霸占者；

复数：usurpers

1. The usurper took power by force.
   篡夺者武装夺取了权力。

Richard III — Usurper or Lawful King?
Sargon of Akkad: rebel and usurper in Kish
The health care assistant: usurper of nursing?
Infanticide by usurper hanuman langur males: A sociobiological myth
From Usurper to Emperor: The Politics of Legitimation in the Age of Constantine
Anatase--a pigment in ancient artwork or a modern usurper?
Professional viewpoint. The health care assistant: usurper of nursing?
Kao-tsung (reign 649-83) and the empress Wu: the inheritor and the usurper
Purple dreams of the Byzantine Macedonian dynasty in manuscript illuminations: the usurper emperor Basil I (867-886)
Preventing the “Abuses” of Democracy: Hayek, the “Military Usurper” and Transitional Dictatorship in Chile?