| mellifluous(adjective, quiet, faint, melodious, muted) |
| mellow(adjective, quiet, simple, plain, modest) |
| melodious(adjective, quiet, faint, muted, mellifluous) |
| mental(slight, fine, thin) |
| mild(adjective, quiet, faint, inoffensive, melodious) |
| minimised |
| misty(adjective, quiet, faint, melodious, muted) |
| monotonous(adjective, ironic, deadpan, laconic, wry) |
| muffled(adjective, quiet, subdued, unglamorous, unspectacular) |
| murmured(adjective, quiet, faint, melodious, muted) |
| naked(adjective, ironic, deadpan, laconic, wry) |
| negligible(slight, fine, thin) |
| not ostentatious(expression, idiom) |
| pale(adjective, quiet, faint, melodious, muted) |
| pallid(adjective, quiet, faint, melodious, muted) |
| pastel(adjective, quiet, faint, melodious, muted) |
| penetrating(slight, fine, thin) |
| phlegmatic(adjective, ironic, deadpan, laconic, wry) |
| played down(expression, adjective, quiet, subdued, unglamorous) |
| profound(slight, fine, thin) |