91 entries under adjective topic. ×

4
exhausting(hard, severe, rough, difficult)
4
labored(hard, tough, severe, rough)
3
tiring(hard, severe, rough, difficult)
3
uphill(hard, tough, severe, rough)
3
wearisome(hard, tough, rough, difficult)
2
Herculean(strong, hard, rough, difficult)
2
bothersome(tough, rough, difficult, heavy)
2
crushing(severe, difficult, harsh, heavy)
2
formidable(hard, tough, severe, rough)
2
irksome(hard, tough, severe, rough)
2
rigorous(hard, tough, severe, rough)
2
troublesome(hard, rough, difficult, harsh)
1
accented
1
clayey
1
difficile(tough, rough, difficult, heavy)
1
distressing(tough, severe, rough, difficult)
1
exigent(severe, difficult, harsh, heavy)
1
fatiguing(hard, severe, rough, difficult)
1
hairy(hard, severe, rough, difficult)
1
impenetrable
11 years ago|2.5k views|share |citing 
APASmart Define. (2015). backbreaking thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/backbreaking/thesaurus/synonyms
ChicagoSmart Define. 2015. "backbreaking thesaurus" https://smartdefine.org/backbreaking/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, backbreaking thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/backbreaking/thesaurus/synonyms>.
MLASmart Define. "backbreaking thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/backbreaking/thesaurus/synonyms>