6
inauspicious(adjective, horrible, black, fearful, baleful)
6
lurid(adjective, strange, horrible, black, horror)
6
morbid(adjective, awful, terrible, horrible, afraid)
6
spine-chilling(adjective, awful, terrible, horrible, afraid)
5
apocalyptic(adjective, horrible, fearful, warn, luck)
5
atrocious(adjective, awful, terrible, horrible, afraid)
5
baneful(adjective, horrible, fearful, warn, luck)
5
forbidding(adjective, black, baleful, bodeful)
5
gastful(adjective, awful, terrible, horrible, afraid)
5
ghastful(adjective, awful, terrible, horrible, afraid)
5
ghoulish(adjective, strange, horrible, horror, scary)
5
gloomy(adjective, horrible, black, fearful, baleful)
5
grizzly(adjective, awful, terrible, horrible, afraid)
5
grueling(adjective, awful, terrible, horrible, afraid)
5
hair raising(adjective, awful, terrible, horrible, afraid)
5
ill-boding(adjective, horrible, black, fearful, baleful)
5
menacing(adjective, black, baleful, bodeful)
5
nasty(adjective, awful, terrible, horrible, afraid)
5
perishing(adjective, awful, terrible, strange, horrible)
5
portentous(adjective, fear, black, warn, luck)
11 years ago|6.5k views|share |citing 
APASmart Define. (2015). direful thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/direful/thesaurus/synonyms
ChicagoSmart Define. 2015. "direful thesaurus" https://smartdefine.org/direful/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, direful thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/direful/thesaurus/synonyms>.
MLASmart Define. "direful thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/direful/thesaurus/synonyms>