Synonyms of ghastly

1 Syllable
paled, dim, weak, weird, wan, lou, faint, grim
2 Syllables
wannest, whitest, pallid, lurid, spookish, dreadful, awful, doughier, doughy, deathly, spectral, dismal, whiter, deathful, palest, shocking, grabber, ghostly, horrid, ashen, ghostlier, haggard, frightful, wanner, paler, ghoulish, grisly, sickie, weirder, weirdest, bloodless, grimmer, morbid, grimmest, livid, hideous
3 Syllables
direful, loathsome, gruesome, funereal, sickening, unpleasant, unearthly, deathlike, repellent, horrific, nauseating, careworn, terrifying, nightmarish, horrible, mortuary, horrendous, disgusting, sepulchral, vampiric, terrible, traumatic, appalling, sleazeball, anemic, abhorrent, eidolic, uncanny, wraithlike, achromic, frightening, macabre, colorless
4 Syllables
exsanguinous, unnatural, repulsive, cadaverous, offensive, defunctive, corpselike
5 Syllables
hyperphysical, supernatural