| belated(adjective, dull, moderate, stiff) |
| broken(adjective, dull, flat, sad) |
| cast down(expression, adjective, dull, flat) |
| conservative(adjective, dull, moderate, stiff) |
| dejected(adjective, dull, flat, sad) |
| depressed(adjective, dull, quiet, flat) |
| despondent(adjective, dull, flat, sad) |
| detained(adjective, dull, moderate, stiff) |
| dilatory(adjective, dull, moderate, heavy) |
| disconsolate(adjective, dull, flat, sad) |
| dispirited(adjective, dull, flat, sad) |
| down in the dumps(expression, adjective, idiom, dull, flat) |
| down in the mouth(expression, adjective, idiom, dull, flat) |
| downcast(adjective, dull, flat, sad) |
| downhearted(adjective, dull, flat, sad) |
| drippy(adjective, dull, flat, sad) |
| droopy(adjective, dull, flat, sad) |
| enervated(adjective, dull, flat, sad) |
| flat tire(expression, adjective, dull, flat) |
| gradual(adjective, dull, moderate, stiff) |