Nemeses

Her lack of self-control when it came to spending was her financial nemeses.

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

The hero's journey often involved facing and overcoming the challenges posed by the nemeses.

The hero's tragic fate was sealed when he incurred the wrath of the nemeses.

The hero's victory over the nemeses was seen as a triumph of mortal will over divine power.

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

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