1. regrettable
2. admitted
3. occurred
4. equipment
5. propeller
6. referring
7. labeling
8. canceled
9. applicant
10. extravagance
11. replaceable
12. outrageous
13. commercial
14. immediately
15. competition
16. impatient
17. official
18. difficult
19. collapse
20. correspondent
21. irresponsible
22. unique
23. conquer
24. acquainted
25. inquisitive
26. enough
27. pamphlet
28. physician
29. atmosphere
30. catastrophe
2. admitted
3. occurred
4. equipment
5. propeller
6. referring
7. labeling
8. canceled
9. applicant
10. extravagance
11. replaceable
12. outrageous
13. commercial
14. immediately
15. competition
16. impatient
17. official
18. difficult
19. collapse
20. correspondent
21. irresponsible
22. unique
23. conquer
24. acquainted
25. inquisitive
26. enough
27. pamphlet
28. physician
29. atmosphere
30. catastrophe