adverse apocalyptic bad baleful baneful black bodeful boding dark dire doomful doubtable doubtful dreary dubious dubitable evil evil-starred fateful foreboding gloomy hardly possible hopeless ill ill-boding ill-fated ill-omened ill-starred implausible improbable inauspicious incredible lowering menacing more than doubtful of evil portent ominous portending portentous questionable sinister somber threatening unfavorable unfortunate unlikely unlucky unpropitious untoward