Dethrone (verb)

1. Remove (a ruler) from their position of power.
2. To overthrow a ruler or government from their position of power.

Origin:

Late 16th century: from de- "completely" + throne.

Examples:

1. The revolution dethroned the king and he was exiled.
2. The president was dethroned in a military coup.
3. The company's CEO was dethroned by the board of directors.
4. The dictator was dethroned after mass protests and civil unrest.
5. The reigning champion was dethroned in the final match of the tournament.