1. 名詞
   不可數名詞: 垂頭喪氣
   悶悶不樂
   無精打采
   

   同義字詞
   blues,dejection,depression,desolation,despond,despondence,despondency,disconsolateness,dispiritedness,doldrums,dolefulness,dreariness,dumps,forlornness,gloom,gloominess,glumness,heartsickness,joylessness,melancholy,miserableness,mopes,mournfulness,oppression,sadness,sorrowfulness,unhappiness
   

例句

1. At first she could scarcely believe that this was the cause of his downheartedness .
2. Because these practices of self-mortification would lead to downheartedness , the Ba'al Shem Tov said this is not the right state for someone to be worshipping Hashem (God).
3. For the same reason, Hasidism shunned the earlier practices of asceticism known to Kabbalists and Ethical followers, as having the potential to induce downheartedness and a weaker spirit for God's service.