| impossible(adjective, hard, difficult, complex) |
| stale(adjective, hard, difficult, complex, tight) |
| toilsome(adjective, hard, difficult, complex, awkward) |
| muggy(adjective, moist, close, heavy, hot) |
| ropy(adjective, feature, characteristic, structure, thick) |
| gooey(noun, adjective, keep, clean, thick) |
| clammy(adjective, moist, close, hot, wet) |
| gluey(adjective, keep, clean, thick, tacky) |
| awkward(adjective, tough, difficult, delicate, informal) |
| tacky(adjective, keep, secure, clean, thick) |
| humid(adjective, moist, close, heavy, hot) |
| mucilaginous(adjective, secure, thick, tacky, viscous) |
| steamy(adjective, close, hot, chilly, damp) |
| sultry(adjective, moist, close, heavy, hot) |
| adhesive(adjective, keep, secure, clean, thick) |
| delicate(adjective, difficult, awkward, tricky, complicated) |
| embarrassing(adjective, difficult, awkward, uneasy, tricky) |
| moist(adjective, close, hot, wet, chilly) |
| pasty(adjective, wet, tacky, damp, mushy) |
| close(adjective, moist, hot, wet, scorching) |