Backbreaking
Backbreaking adjective - Requiring considerable physical or mental effort.
Daunting and backbreaking are semantically related. In some cases you can use "Daunting" instead an adjective "Backbreaking".
Daunting
Daunting adjective - Discouraging through fear.
Backbreaking and daunting are semantically related. Sometimes you can use "Backbreaking" instead an adjective "Daunting".
Mutual synonyms
Cite this Source
Daunting and Backbreaking. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/backbreaking/daunting
Backbreaking & Daunting. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/backbreaking/daunting>.
Daunting or Backbreaking. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/backbreaking/daunting.
Google Ngram Viewer shows how "backbreaking" and "daunting" have occurred on timeline