44 entries under heavy topic. ×

31
laborious(adjective, hard, difficult, complex)
27
arduous(adjective, hard, difficult, complex)
27
hard(adjective, difficult, complex, awkward)
24
oppressive(adjective, hard, difficult, complex)
24
tough(adjective, hard, difficult, complex)
22
burdensome(adjective, hard, difficult, cruel)
22
severe(adjective, hard, difficult, cruel)
22
taxing(adjective, hard, difficult, complex)
22
weighty(adjective, hard, difficult, complex)
21
difficult(adjective, hard, complex, awkward)
21
rough(adjective, hard, difficult, complex)
21
trying(adjective, hard, difficult, complex)
10
grueling(adjective, hard, tough, severe, difficult)
9
heavy(adjective, hard, difficult, harsh)
7
effortful(adjective, hard, severe, rough, difficult)
6
onerous(adjective, hard, difficult, cruel)
5
strenuous(adjective, strong, hard, rough, difficult)
4
demanding(adjective, hard, difficult, harsh)
4
exacting(adjective, hard, difficult, harsh)
4
exhausting(adjective, hard, severe, rough, difficult)
<123>
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>