1. staffs
2. ourselves
3. pants
4. scissors
5. loaves
6. volcanoes
7. chiefs
8. buffaloes
9. flamingos
10. beliefs
11. echoes
12. shelves
13. quizzes
14. sheriffs
15. dominoes
16. thieves
17. measles
18. avocados
19. chefs
20. pianos
Bonus Words-bailiffs, wharves, mosquitoes, armadillos, desperadoes