3.2

1. altruistic
2. astute
3. authentic
4. cumulative
5. despondent
6. didactic
7. ecclesiastical
8. felicitous
9. imperial
10. odious
11. emancipate
12. mediate
13. reciprocate
14. reconcile
15. relegate
16. repudiate
17. subsidize
18. temporize
19. usurp
20. vindicate