Hellacious
Hellacious adjective - Requiring considerable physical or mental effort.
Usage example: the pioneers survived a particularly hellacious river crossing with their covered wagon barely in one piece
Labored and hellacious are semantically related. In some cases you can use "Labored" instead an adjective "Hellacious".
Labored
Labored adjective - Requiring or showing effort.
Hellacious and labored are semantically related. Sometimes you can use "Hellacious" instead an adjective "Labored".
Mutual synonyms
Related pairs
Cite this Source
Labored and Hellacious. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/hellacious/labored
Hellacious & Labored. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/hellacious/labored>.
Labored or Hellacious. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/hellacious/labored.
Google Ngram Viewer shows how "hellacious" and "labored" have occurred on timeline