4
doomed(adjective, miserable, wretched, foreboding, threatening)
4
fatal
4
ghastly(adjective, appearance, terrible, strange, shocking)
4
gruesome(appearance, nasty, awful, terrible, immoral)
4
hideous(appearance, terrible, immoral, shocking, atrocious)
4
hurtful(adjective, offensive, cruel, unkind, distressing)
4
indicative(adjective, characteristic, significant, telling, revealing)
4
injurious(adjective, cruel, unkind, upsetting, threatening)
4
intimidating
4
malign(adjective, foreboding, menacing)
4
oracular(adjective, prophetic)
4
pernicious(adjective, cruel, unkind, upsetting, threatening)
4
prejudicial(adjective, cruel, unkind, upsetting, negative emotions)
4
sick
4
star-crossed(adjective, miserable, wretched, unfortunate, doomed)
4
treacherous(adjective, unpleasant, horrible, disagreeable, dreadful)
4
unpleasant(adjective, person, mean, hard, severe)
4
vile(adjective, mean, bad, wrong, evil)
3
atrocious
3
bleak(adjective, appearance, obscure, sad, dark)
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APASmart Define. (2016). ominous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/ominous/thesaurus/synonyms
ChicagoSmart Define. 2016. "ominous thesaurus" https://smartdefine.org/ominous/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, ominous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/ominous/thesaurus/synonyms>.
MLASmart Define. "ominous thesaurus" 3 April 2016. Web. 26 September 2026. <https://smartdefine.org/ominous/thesaurus/synonyms>