3
foreboding(adjective, black, baleful, bodeful)
3
god awful(adjective, awful, terrible, horrible, afraid)
3
grievous(adjective, awful, terrible, horrible, afraid)
3
gross(adjective, awful, terrible, horrible, afraid)
3
haggish(adjective, strange, horrible, horror, scary)
3
harrowing(adjective, awful, terrible, horrible, afraid)
3
heinous(adjective, awful, terrible, horrible, afraid)
3
hellish(adjective, awful, terrible, horrible, afraid)
3
horrifying
3
howling(adjective, awful, terrible, horrible, afraid)
3
immane(adjective, awful, terrible, horrible, afraid)
3
macabre(adjective, black, baleful, bodeful)
3
miserable(adjective, awful, terrible, horrible, afraid)
3
monstrous(adjective, awful, terrible, horrible, afraid)
3
mortal(adjective, awful, terrible, horrible, afraid)
3
odious(adjective, awful, terrible, horrible, afraid)
3
scarey(adjective, awful, terrible, horrible, afraid)
3
sinister(adjective, black, baleful, bodeful)
3
splitting(adjective, awful, terrible, horrible, afraid)
3
spookish(adjective, strange, horrible, horror, scary)
11 years ago|6.5k views|share |citing 
APASmart Define. (2015). direful thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/direful/thesaurus/synonyms
ChicagoSmart Define. 2015. "direful thesaurus" https://smartdefine.org/direful/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, direful thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/direful/thesaurus/synonyms>.
MLASmart Define. "direful thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/direful/thesaurus/synonyms>