| cold(adjective, dull, cool, tough, severe) |
| austere(adjective, dull, appearance, simple, tough) |
| miserable(adjective, person, dull, blue, poor) |
| mournful(adjective, person, dull, obscure, sad) |
| pessimistic(noun, adjective, person, low, dark) |
| disheartening(adjective, person, dull, gloomy, mood) |
| funereal(adjective, dull, appearance, obscure, unhappy) |
| sombre(adjective, unhappy, dark, gloom, black) |
| unhappy(noun, adjective, person, dull, sad) |
| cutting(adjective, cool, severe, keen, sharp) |
| dour(adjective, simple, tough, severe, low) |
| chilly(adjective, cool, severe, keen, sharp) |
| despondent(noun, adjective, dull, blue, sad) |
| inclement(adjective, cool, tough, severe, keen) |
| wintry(adjective, dull, cool, severe, keen) |
| depressed(noun, adjective, person, dull, blue) |
| lonely(adjective, dull, miserable, boring, depressed) |
| oppressive(adjective, dull, severe, obscure, sad) |
| woebegone(adjective, person, dull, blue, sad) |
| wretched(adjective, dull, sad, unhappy, miserable) |