usurper

名词 usurper:

1. one who wrongfully or illegally seizes and holds the place of another
   同义词：supplanter

1. I consider this woman as the usurper of my property.
   我认为这个女人是僭取我的财产的人。
2. The usurper took power by force.
   篡夺者武装夺取了权力。