Nemeses

The farmer's nemeses were the locusts that ate his crops year after year.

The city's nemeses, potholes, made for a bumpy and frustrating commute.

His short temper was one of his nemeses in his personal and professional relationships.

The thief's greed eventually became his nemeses and led to his capture.

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

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

The two rival gangs were nemeses in the crime world.