1. causing a feeling of being unable to breathe freely; suffocating or stifling
Usage: informal

Examples

• The small, windowless room felt smothery on the hot summer day.
• She opened all the windows because the house was getting smothery.
• The thick blanket made the bed feel smothery and uncomfortable.
• We had to leave the crowded theater because it was too smothery.
• The humid, smothery air made it difficult to sleep.
• He loosened his tie in the smothery heat of the subway car.