Nemeses

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

Her mother was her nemeses when it came to fashion choices.

The scientist believed that time was the ultimate nemeses, always ticking away and limiting his ability to achieve his goals.

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

The homeowner's nemeses, termites, caused extensive damage to the structure of their house.