noun

low spirits from loss of hope or courage; dejection.

an air of despondency

disheartenment,discouragement,dispiritedness,downheartedness,low spirits,hopelessness,despair,wretchedness,melancholy,gloom,gloominess,glumness,melancholia,misery,depression,desolation,disappointment,dolefulness,dejection,sorrow,sadness,grief,distress,unhappiness,defeatism,pessimism,the doldrums,the blues,heartache