suffocate

a. 使窒息而死
v. (使)窒息而死
vt. 使窒息

I'm suffocating in here; can't we open a few windows?

我觉得这儿很憋气, 咱们开几扇窗户好吗?

The fireman was suffocated by the fumes.

那个消防队员让浓烟憋死了.