| smothering(verb, adjective, killing, oppressive) |
| stuffy(adjective, close, warm, heat) |
| close(adjective, warm, heat, stale) |
| stifling(verb, adjective, warm, heat) |
| oppressive(adjective, warm, heat, tight) |
| airless(adjective, warm, tight, stale) |
| sultry(adjective, warm, heavy, heat) |
| unventilated(adjective, warm, heavy, tight) |
| muggy(adjective, warm, heavy, tight) |
| breathless(adjective, warm, heavy, tight) |
| humid(adjective, warm, heavy, tight) |
| sticky(adjective, heavy, tight, oppressive) |
| sweltering(adjective, heavy, tight, oppressive) |
| baking(adjective, heat, stifling, muggy) |
| torrid(adjective, heat, stifling, humid) |
| boiling(adjective, roasting, stifling, muggy) |
| broiling(adjective, stifling, muggy) |
| heavy(adjective, warm, tight, stale) |
| roasting(adjective, stifling, muggy) |
| scorching(adjective, stifling, muggy) |