Synonyms and related words :
black, bleak, cheerless, dark, darkling, darksome, depressed, depressing, dim, dingy, dismal, doleful, dolorous, dreary, dull, dusky, foreboding, funereal, gloomy, grave, grey, grim, grim-faced, grim-visaged, joyless, leaden, lowering, lugubrious, melancholic, melancholy, morbid, morose, mournful, murky, overcast, sad, sedate, serious, shadowy, sober, solemn, staid, subfusc, unhappy