vt.

1. 使窒息，悶住；悶死
   The heavy smoke stifled the firemen.

   濃煙使消防隊員窒息。

2. 扼殺；抑止，阻止
   She tried hard to stifle her laughter.

   她強忍住笑。

3. 藏匿，掩蓋

vi.

1. 窒息，受悶；被悶死
   I'm stifling in this hot room.

   我在這麼熱的房間裡要悶死了。

2. 被扼殺；受抑止，受阻止

n.

1. （馬等的）後膝關節
2. （馬等的）後膝關節病，後膝骨病

v.

1. prevent from breathing freely; suffocate.
2. smother or suppress:
   she stifled a giggle.
   ▸prevent or constrain (an activity or idea).

n.