| bedim(verb, cover, obscure, confuse, hide) |
| blacken(verb, obscure, dim, deepen, unlit) |
| blot out(verb, expression, phrasal verb, obscure, conceal) |
| blurriness |
| brume(noun, clear, gloom, obscurity, darkness) |
| cast a shadow(verb, expression, idiom, dim, deepen) |
| cheerless(adjective, sorrow, depress, sadness, emotion) |
| cloud over(verb, expression, phrasal verb, obscure, dim) |
| dismal(adjective, sorrow, depress, sadness, emotion) |
| dusky |
| gloaming |
| glum(adjective, sorrow, depress, sadness, emotion) |
| grave(adjective, sorrow, depress, sadness, emotion) |
| grime |
| gruff(adjective, sorrow, depress, sadness, emotion) |
| melancholy(adjective, sorrow, depress, sadness, emotion) |
| muck |
| muddiness |
| muddy(verb, cover, confuse, hide, conceal) |
| obscuration(obscurity, fogginess, mistiness) |