DISHEARTENED : HOPE :: AMORAL :
A. ennui
B. ethics
C. altruism
D. effervescence
DISHEARTENED means without HOPE. Likewise, AMORAL means without ETHICS. Note, AMORAL does not mean immoral. If you commit an AMORAL act, you are not aware that you actions are unethical; whereas if you commit an immoral act, then you realize that your actions are wrong.