Nemeses

The superhero's nemeses were constantly coming up with new plans to defeat him.

The journalist's nemeses, the lack of reliable sources and conflicting information, made it hard for her to report the truth.

Growing up in poverty, she believed that a life of struggle was her nemeses.

His stubbornness was one of his nemeses that often led to arguments with his loved ones.

He had a feeling of foreboding that the car accident he had avoided would ultimately prove to be his nemeses.

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