3.8

1. amenity
2. criterion
3. hyperbole
4. integrity
5. intuition
6. nonchalance
7. optimism
8. pertinacity
9. pessimism
10. rapacity
11. clandestine
12. coherent
13. compatible
14. concomitant
15. crucial
16. deleterious
17. impervious
18. iridescent
19. peremptory
20. specious