63 entries under significant topic. ×

33
weighty(adjective, hard, difficult, harsh, solid)
20
sturdy(adjective, person, body, strong, hard)
18
stout(adjective, person, body, strong, tough)
17
large(adjective, person, body, great, big)
17
strong(adjective, person, body, hard, tough)
16
substantial(adjective, strong, hard, great, tough)
15
bulky(adjective, person, body, strong, great)
15
heavy(adjective, person, dull, body, strong)
13
big(adjective, person, body, strong, great)
9
fat(adjective, great, solid, big, heavy)
8
sizeable(adjective, substantial, large)
8
solid(adjective, person, body, strong, hard)
7
goodly(adjective, great, big, substantial)
6
respectable(adjective, substantial, large, generous)
5
tidy(adjective, great, big, substantial)
3
sound(adjective, strong, hard, tough, fit)
3
vast(great, big, large, grand)
2
super(great, big, substantial, large)
1
abundant(great, big, heavy, awkward)
1
consequential(big, heavy, substantial, large)
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APASmart Define. (2015). hefty thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/hefty/thesaurus/synonyms
ChicagoSmart Define. 2015. "hefty thesaurus" https://smartdefine.org/hefty/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, hefty thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/hefty/thesaurus/synonyms>.
MLASmart Define. "hefty thesaurus" 17 July 2015. Web. 21 September 2026. <https://smartdefine.org/hefty/thesaurus/synonyms>