Synonyms and related words :
apocalyptic, bad, baleful, baneful, black, bodeful, boding, dark, dire, doomful, dreary, evil, evil-starred, fateful, foreboding, gloomy, ill, ill-boding, ill-omened, ill-starred, inauspicious, lowering, menacing, of evil portent, ominous, portending, portentous, sinister, somber, threatening, unfavorable, unfortunate, unlucky, unpromising, unpropitious, untoward