| mournful(adjective, person, dull, blue, sad) |
| terrible(adjective, appearance, sad, offensive, unhappy) |
| unforgiving(adjective, mean, hard, tough, severe) |
| adamant(adjective, mean, strong, hard, tough) |
| blue(adjective, sad, unhappy, miserable, despondent) |
| fiendish(adjective, animal, person, mean, dark) |
| grotesque(adjective, bad, black, baleful, bodeful) |
| loathsome(adjective, bad, offensive, unpleasant, awful) |
| merciless(adjective, appearance, mean, hard, tough) |
| ruthless(adjective, animal, appearance, mean, hard) |
| sober(adjective, dull, quiet, severe, dark) |
| sorry(adjective, sad, unhappy, sorrow, gloomy) |
| sour(adjective, appearance, hard, tough, severe) |
| unappeasable(adjective, mean, severe, harsh, cruel) |
| unfriendly(adjective, person, sullen, unwarmhearted) |
| angry(adjective, state, characteristic, person, tough) |
| awful(adjective, sad, offensive, unhappy, unpleasant) |
| baleful(adjective, sorrow, depress, sadness, emotion) |
| despondent(adjective, dull, blue, low, sad) |
| ghoulish(adjective, awful, terrible, shocking, dreadful) |