123 entries under heavy topic. ×

6
dense(adjective, big, substantial)
6
exacting(adjective, hard, severe, difficult, harsh)
6
forcible(adjective, clear, strong, energetic, big)
6
formidable(adjective, severe, harsh, painful)
6
huge(adjective, big, significant, awkward)
6
somber(adjective, dull, severe, honest, sad)
5
no-nonsense(adjective, dull, severe, honest, dark)
4
porcine(adjective, solid, big, awkward)
3
beefy(adjective, big, awkward, substantial)
3
elephantine(adjective, big, awkward, substantial)
3
round(adjective, solid, overweight, plump)
3
superincumbent(adjective, difficult, cruel, demanding)
3
worrying(adjective, severe, difficult, troublesome)
2
ample(adjective, big, awkward, substantial)
2
brawny(adjective, strong, big, powerful)
2
broad(adjective, big, round, stout)
2
chunky(adjective, big, awkward, substantial)
2
husky(adjective, round, large, stout)
2
meaty(adjective, big, significant, substantial)
2
rigorous
11 years ago|21k views|share |citing 
APASmart Define. (2015). weighty thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/weighty/thesaurus/synonyms
ChicagoSmart Define. 2015. "weighty thesaurus" https://smartdefine.org/weighty/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, weighty thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/weighty/thesaurus/synonyms>.
MLASmart Define. "weighty thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/weighty/thesaurus/synonyms>