Synonyms of creepier

1 Syllable
weird
2 Syllables
itchy, ghoulish, eerie, itching, dreadful, awful
3 Syllables
direful, gruesome, disturbing, ominous, frightening, terrifying, nightmarish, macabre, horrible, unpleasant, menacing, hair-raising, sinister, disgusting, threatening
4 Syllables
shuddersome