Whatever the outside temperature, the yourt is suffocatingly hot within, and no fresh air can enter except through the top.
The temperature of the room seemed to him suffocatingly warm.
The room was suffocatingly hot, and Alexander's head swam, not from wine, but from the intoxication of his son's glory.
She had time to notice how suffocatingly dry the other world was.
Lightning flashed and gleamed on all sides, and the air felt sulphurous and suffocatingly oppressive.
All the windows were open, but yet the hall was suffocatingly close.
Her heart beat so suffocatingly loud and fast that she could not speak.
It crept upon him, this death-quiet, seemed to close about him suffocatingly.
It was a suffocatingly hot night and their foreheads reeked with sweat.
In coasting along the shores of Nubia, the dense air from off the land is like a sirocco, suffocatingly hot.
suffocate suf·fo·cate (sŭf'ə-kāt')
v. suf·fo·cat·ed, suf·fo·cat·ing, suf·fo·cates
To impair the respiration of; asphyxiate.
To suffer from lack of oxygen; to be unable to breathe.