61 entries under hard topic. ×

1
concrete(adjective, strong, substantial, sturdy)
1
dimensional(adjective, strong, substantial, sturdy)
1
firm(adjective, strong, sound, tough)
1
fixed(adjective, strong, substantial, sturdy)
1
hulk(adjective, strong, substantial, sturdy)
1
hunk(adjective, strong, substantial, sturdy)
1
massed(adjective, strong, substantial, sturdy)
1
material(adjective, strong, solid, big)
1
physical(adjective, strong, substantial, sturdy)
1
rock(adjective, strong, substantial, sturdy)
1
rocklike(adjective, strong, substantial, sturdy)
1
rooted(adjective, strong, substantial, sturdy)
1
secure(adjective, strong, solid, substantial)
1
set(adjective, strong, substantial, sturdy)
1
stable(adjective, strong, solid, big)
1
unshakable(adjective, strong, determined, substantial)
1
unyielding(adjective, strong, solid, stiff)
0
consolidated(adjective, strong, substantial, compact)
0
frozen(adjective, compact, dense, rock-hard)
0
rock-hard(adjective, compact, dense)
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APASmart Define. (2015). hefty thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/hefty/thesaurus/synonyms
ChicagoSmart Define. 2015. "hefty thesaurus" https://smartdefine.org/hefty/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, hefty thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/hefty/thesaurus/synonyms>.
MLASmart Define. "hefty thesaurus" 17 July 2015. Web. 22 September 2026. <https://smartdefine.org/hefty/thesaurus/synonyms>