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Across 4. to hesitate to give or admit something; a strong feeling of ill will 8. a resistance to authority or an opposing force 11. not good or bad; common 15. person who examines materials to remove parts that don't meet a set of standards 16. rod or shaft around which other parts; to rotate or swing 17. ready to fight; angry 18. find not guilty, free from charge 20. pulled down or tight

Down 1. completely empty space , machine to clean by using sunction 2. wise, smart person 3. to list one by one 5. worthy of notice or remarkable 6. the small, flat surface on a tooth, stone, or gem 7. careful attention to one's job; persistence 9. to grow well or thrive 10. a mound of earth used to prevent flooding or to support roadway 12. a mischievous person or animal 13. to send off; speed 14. lively or active 19. type or kind