0
grind(noun, work, hard, labor, sweat)
0
gruntwork(noun, work, hard, labor, grind)
0
hard to please(expression, idiom, tough, problematic, trying)
0
hardtack(noun, iron, pretzel)
0
harsh
0
imperious
0
impolite(tough, problematic, trying)
0
intense
0
intractable(tough, problematic, trying)
0
iron(noun, pretzel)
0
irritable(tough, problematic, trying)
0
menial labor(noun, expression, work, hard, labor)
0
moil(noun, work, labor, sweat, serfhood)
0
nagging
0
oafish(tough, problematic, trying)
0
obstreperous(tough, problematic, trying)
0
perverse(tough, problematic, trying)
0
picky(tough, problematic, trying)
0
pressing
0
pretzel(noun, iron)
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APASmart Define. (2015). backbreaker thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/backbreaker/thesaurus/synonyms
ChicagoSmart Define. 2015. "backbreaker thesaurus" https://smartdefine.org/backbreaker/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, backbreaker thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/backbreaker/thesaurus/synonyms>.
MLASmart Define. "backbreaker thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/backbreaker/thesaurus/synonyms>