a.
1.
Shady, dusky, cloudy, murky, dark, dull, darksome, rayless, sunless, unilluminated, obscure, dismal, sombrous, gloomy.
2.
Melancholy, sad, mournful, doleful, lugubrious, funereal, dull, dismal, grave.
SOMBRE
Meaning of SOMBRE in English
Soule. Dictionary of English synonyms. Словарь английских синонимов. 2012