Hellacious
Hellacious adjective - Extreme in degree, power, or effect.
Nightmarish and hellacious are semantically related. In some cases you can use "Nightmarish" instead an adjective "Hellacious".
Nightmarish
Nightmarish adjective - Extremely disturbing or repellent.
Hellacious and nightmarish are semantically related. Sometimes you can use "Hellacious" instead an adjective "Nightmarish".
Nearby Word: nightmare
Mutual synonyms
Related pairs
- nasty and hellacious
- nasty and nightmarish
- vile and hellacious
- vile and nightmarish
- terrible and hellacious
- terrible and nightmarish
- dreadful and hellacious
- dreadful and nightmarish
- frightful and hellacious
- frightful and nightmarish
- horrible and hellacious
- horrible and nightmarish
- appalling and hellacious
- appalling and nightmarish
Cite this Source
Nightmarish and Hellacious. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/hellacious/nightmarish
Hellacious & Nightmarish. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/hellacious/nightmarish>.
Nightmarish or Hellacious. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/hellacious/nightmarish.
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