Nemeses

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

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

The musician's nemeses, stage fright and technical difficulties, affected her performance.

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

Procrastination was one of his nemeses when it came to completing assignments on time.

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