1. Protection - to protect. 2. Writer - to write. 3. Worker - to work. 4. Movement - to move. 5. Investigation - to investigate. 6. Achievement - to achieve. 7. Statement - to state. 8. Reader - to read. 9. Department - to depart. 10. Equipment - to equip. 11. Construction - to construct. 12. Organization - organize. 13. Reporter - to report. 14. Arrival - to arrive. 15. Improvement - to improve. 16. Conductor - to conduct. 17. Establishment - to establish. 18. Development - to develop. 19. Education - to educate. 20. Definition - to define. 21. Regulation - to regulate. 22. Assistance - to assist. 23. Agreement - to agree.