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
Strenuous and hellacious are semantically related. In some cases you can use "Strenuous" instead an adjective "Hellacious".
Strenuous
Strenuous adjective - Requiring considerable physical or mental effort.
Usage example: a strenuous workout on the obstacle course
Hellacious and strenuous are semantically related. Sometimes you can use "Hellacious" instead an adjective "Strenuous".
Nearby Word: strenuously
Mutual synonyms
Related pairs
- stiff and hellacious
- stiff and strenuous
- demanding and hellacious
- demanding and strenuous
- difficult and hellacious
- difficult and strenuous
- rough and hellacious
- rough and strenuous
- rugged and hellacious
- rugged and strenuous
- heavy and hellacious
- heavy and strenuous
- hard and hellacious
- hard and strenuous
Cite this Source
Strenuous and Hellacious. (2016). Retrieved 2026, August 11, from https://thesaurus.plus/related/hellacious/strenuous
Hellacious & Strenuous. N.p., 2016. Web. 11 Aug. 2026. <https://thesaurus.plus/related/hellacious/strenuous>.
Strenuous or Hellacious. 2016. Accessed August 11, 2026. https://thesaurus.plus/related/hellacious/strenuous.
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