| hushed(adjective, close, quiet, soft) |
| hushful(adjective, close, quiet, soft) |
| ill-humored(gloomy, melancholy, miserable, depressed) |
| ill-tempered(gloomy, melancholy, miserable, depressed) |
| in a blue funk(expression, idiom, gloomy, depressed) |
| inaudible(adjective, close, quiet, soft) |
| inobtrusive(adjective, quiet, soft) |
| irritable(melancholy, miserable, ugly, sullen) |
| low-pitched(adjective, close, quiet, soft) |
| melancholy(gloomy, miserable, depressed, ugly) |
| moody(gloomy, miserable, depressed, pessimistic) |
| moping(gloomy, melancholy, miserable, depressed) |
| mournful(gloomy, melancholy, miserable, depressed) |
| muffled(adjective, close, quiet, soft) |
| muted(adjective, close, quiet, soft) |
| noiseless(adjective, close, quiet, soft) |
| not saying boo(expression, adjective, idiom, close, quiet) |
| perverse(gloomy, miserable, depressed, ugly) |
| perversive(gloomy, miserable, depressed, ugly) |
| pessimistic(gloomy, melancholy, miserable, depressed) |