Nemeses

The main character's nemeses in the movie were the gang of thieves who had taken over her neighborhood.

The rising sea levels and extreme weather conditions are the nemeses of climate change activists.

Poor time management was one of his nemeses that hindered his productivity.

Eating too much junk food can be a nemeses to your waistline.

The traveler's nemeses, lost luggage and delayed flights, ruined her vacation.

The hero's nemeses were the villains who sought to destroy the city.