Dictionary definition of nemesis

1. The rival spy proved to be a formidable nemesis in the espionage world.
2. The writer's nemesis was a persistent case of writer's block.
3. The undefeated champion met his nemesis on the tennis court.
4. The company's financial nemesis was a series of unexpected setbacks.
5. The political rival emerged as his nemesis during the election campaign.
6. The scientist's nemesis was the elusive cure for a deadly disease.
7. Her procrastination tendencies were her greatest nemesis.
8. The superhero's nemesis had an uncanny ability to escape capture.
9. The team's nemesis had a knack for exploiting their weaknesses.
10. The video game's final boss was the ultimate nemesis for players.
11. The bitter rivalry between the two nations made them natural nemeses.
12. The detective and his nemesis engaged in a battle of wits.
13. The lawyer's nemesis was a relentless opposing counsel.
14. The athlete's nemesis was a recurring injury that threatened his career.
15. The musician's nemesis was stage fright before every performance.
16. The nemesis of the environment was unchecked pollution.
17. The business mogul's nemesis was a competitor with deep pockets.
18. The student's nemesis was a challenging subject that required extra effort.
19. The legendary hero faced his arch-nemesis in a climactic showdown.