1. 名詞
   不可數名詞: 興高采烈
   歡欣的樣子
   

   同義字詞
   cheer,cheerfulness,cheeriness,festivity,gaiety,gayety,gayness,glee,hilarity,jocundity,joviality,merriment,merriness,mirth,mirthfulness
   

例句

1. The gleefulness with which the left is reporting this non-news is both sickening and disheartening.
2. "The Sun" reported that the British Stammering Association had branded the sketch as "a gross and disgusting gleefulness at pointing out someone else's misfortune".
3. The pastor of Grace Episcopal Church along 12th Street reported that he saw a " gleefulness in throwing stuff and getting stuff out of buildings" The police conducted several sweeps along 12th Street, which proved ineffective because of the unexpectedly large numbers of people outside.