Nemeses

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

Her addiction to alcohol was one of her nemeses.

The chef's nemeses, a lack of fresh ingredients and poor kitchen equipment, limited his culinary creations.

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.