Stifling(adjective)
Making you feel unable to breathe, because it is too hot and/or there is no fresh air.
Hindi meaning:दमघोंटू
Synonyms: Airless, Oppressive, Sultry, Suffocating
Antonyms: Airy, Breezy, Ventilated, Unstuffy
Example: It's stifling in here—can we open a window?’
Trick to remember: Stiff kpdo se Stifling feel ho raha hai. 
