3
gross(adjective, awful, terrible, horrible, afraid)
3
grueling(adjective, awful, terrible, horrible, afraid)
3
hair raising(adjective, awful, terrible, horrible, afraid)
3
harrowing(adjective, awful, terrible, horrible, afraid)
3
heinous(adjective, awful, terrible, horrible, afraid)
3
hellish(adjective, awful, terrible, horrible, afraid)
3
hideous(adjective, awful, terrible, horrible, afraid)
3
horrendous(adjective, awful, terrible, horrible, afraid)
3
horrid(adjective, awful, terrible, horrible, afraid)
3
immane(adjective, awful, terrible, horrible, afraid)
3
incurable
3
infectious
3
life-changing
3
lifelessly
3
lurid(adjective, strange, horrible, horror, scary)
3
macabre
3
mephitic
3
miasmatic
3
miserable(adjective, awful, terrible, horrible, afraid)
3
monstrous(adjective, awful, terrible, horrible, afraid)
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APASmart Define. (2016). deadly thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/deadly/thesaurus/synonyms
ChicagoSmart Define. 2016. "deadly thesaurus" https://smartdefine.org/deadly/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, deadly thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/deadly/thesaurus/synonyms>.
MLASmart Define. "deadly thesaurus" 26 March 2016. Web. 23 September 2026. <https://smartdefine.org/deadly/thesaurus/synonyms>