Awful
Awful adjective - Causing intense displeasure, disgust, or resentment.
Hellacious and awful are semantically related. (North American) in disgusting topic. In some cases you can use "Hellacious" instead an adjective "Awful", when it comes to topics like bad. informal substitute
Nearby Word: awfully
Hellacious
Hellacious adjective - Extreme in degree, power, or effect.
Awful and hellacious are semantically related. Sometimes you can use "Awful" instead an adjective "Hellacious".
Mutual synonyms
Cite this Source
Hellacious and Awful. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/awful/hellacious
Awful & Hellacious. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/awful/hellacious>.
Hellacious or Awful. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/awful/hellacious.
Google Ngram Viewer shows how "awful" and "hellacious" have occurred on timeline