Nemeses

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

Impulsive buying was one of her nemeses that resulted in a financial crisis.

The nemeses of clean energy are the fossil fuel industries that have long dominated the world's energy production.

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

His impulsive behavior became his nemeses in the courtroom.

Her procrastination was her nemeses when it came to completing projects.