61 entries under hard topic. ×

39
massive(adjective, person, body, strong)
33
weighty(adjective, difficult, harsh, solid)
32
burly(adjective, strong, great, tough)
30
ponderous(adjective, great, difficult, big)
27
tough(adjective, person, dull, body, strong)
26
rugged(adjective, difficult, complex)
24
burdensome(adjective, dull, difficult, big)
23
husky(adjective, person, body, strong)
23
oppressive(adjective, dull, difficult, harsh)
22
heavyweight(adjective, difficult, heavy, complex)
22
severe(adjective, difficult, harsh, big)
22
leaden(adjective, difficult, complex)
20
difficult(adjective, dull, harsh, cruel)
20
laborious(adjective, dull, difficult, complex)
20
operose(adjective, difficult, complex)
20
sturdy(adjective, person, body, strong)
20
trying(adjective, dull, difficult, complex)
19
arduous(adjective, dull, difficult, harsh)
19
backbreaking(adjective, difficult, complex)
19
lumpish(adjective, difficult, complex)
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APASmart Define. (2015). hefty thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/hefty/thesaurus/synonyms
ChicagoSmart Define. 2015. "hefty thesaurus" https://smartdefine.org/hefty/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, hefty thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/hefty/thesaurus/synonyms>.
MLASmart Define. "hefty thesaurus" 17 July 2015. Web. 20 September 2026. <https://smartdefine.org/hefty/thesaurus/synonyms>