1. The ________ of the disease is still being studied. (ORIGIN)

2. He ________ the power of his opponent and lost the match. (ESTIMATE)

3. The ________ of the story was very surprising. (CONCLUDE)

4. She is ________ in several foreign languages. (FLUENCY)

5. The ________ of the car was damaged in the crash. (STRUCTURE)

6. He gave an ________ speech that moved everyone. (INSPIRE)

7. It is ________ to drink water from this polluted river. (ADVISE)

8. The ________ of the project was due to poor planning. (FAIL)

9. She looked ________ at the messy room. (DESPAIR)

10. The ________ of the new tax was met with protest. (IMPOSE)

11. He is a ________ scientist who has won many awards. (DISTINGUISH)

12. The ________ of the city has changed significantly. (SCENE)

13. She felt ________ after her long illness. (POWER)

14. The ________ of the sun can be harmful to the skin. (RADIATE)

15. He ________ the importance of the document. (SIGNIFY)

16. The ________ of the company was celebrated yesterday. (FOUND)

17. It is ________ to park your car here. (LEGAL)

18. The ________ of the music made me feel relaxed. (SOFT)

19. She is ________ for her kind heart. (ADMIRATION)

20. The ________ of the land was caused by the drought. (BARREN)

21. He ________ his mistake and apologized. (KNOWLEDGE)

22. The ________ of the universe is vast. (EXPAND)

23. She is a ________ person who loves to read. (INTELLECT)

24. The ________ of the light was very dim. (INTENSE)

25. He was ________ for his brave actions. (HONOR)