1. Shrewd
2. shrift
3. shrike
4. shrunk
5. thrill
6. three
7. thrash
8. threat
9. throng
10. throve
11. thrust
12. throat
13. request
14. regress
15. repress
16. relent
17. remedy
18. regular
19. relevant
20. distract
2. shrift
3. shrike
4. shrunk
5. thrill
6. three
7. thrash
8. threat
9. throng
10. throve
11. thrust
12. throat
13. request
14. regress
15. repress
16. relent
17. remedy
18. regular
19. relevant
20. distract