usurper
u-sur-per
noun
A person who seizes power, position, or property illegally or by force.
"The new king was widely seen as a usurper."
Thesaurus
Synonyms: supplanter
u-sur-per
A person who seizes power, position, or property illegally or by force.
"The new king was widely seen as a usurper."
Synonyms: supplanter