to feel unable to breathe, or to make somebody unable to breathe, because it is too hot and/or there is no fresh air
خفه کردن, بند آوردن نفس, مانع شدن از نفس کشیدن, خفگی آوردن, از تنفس بازداشتن
I felt I was stifling in the airless room.
Most of the victims were stifled by the fumes.
synonym suffocate