Synonyms and related words :
abominable, appalling, astounding, awe-inspiring, awesome, awful, baleful, blue, cadaverous, corpselike, daunting, deadly, deathlike, deathly, deathly pale, dire, direful, dread, dreaded, dreadful, eerie, fearsome, fell, forbidding, formidable, foul, frightening, frightful, ghastly, ghostlike, ghostly, ghoulish, grim, grisly, grotesque, haggard, hideous, horrendous, horrible, horrid, horrific, horrifying, livid, loathsome, lurid, macabre, morbid, mortuary, offensive, pale, redoubtable, repellent, repelling, repugnant, repulsive, revolting, schrecklich, shocking, sinister, terrible, terrific, terrifying, tremendous, uncanny, unearthly, wan, weird