Nemeses

The two political parties were long-standing nemeses in the country's history.

The government's nemeses, the widespread corruption and bureaucracy, hindered the country's development.

The king believed that war was his nemeses and did everything in his power to avoid it.

The detective and his nemeses engaged in a cat-and-mouse game that lasted for years.

The nemeses of the detective were always trying to outsmart him.

In his eyes, she was his nemeses when it came to political views.