117 entries under solid topic. ×

2
tenacious(adjective, strong, sound, tough)
2
thick-bodied(short, fat, thickset, stubby)
2
thickened(adjective, set, deep, stiff)
2
turbid(adjective, dull, set, deep)
2
vigorous(adjective, strong, sound, tough, severe)
2
well-founded(adjective, strong, sound, tough)
2
well-made(adjective, strong, sound, tough)
1
able(adjective, good, bad, strong, sound)
1
caked(adjective, set, deep, stiff)
1
capable(adjective, strong, sound, tough)
1
congealed(adjective, set, hard, tough)
1
energetic(adjective, strong, sound, tough)
1
fixed(adjective, set, strong, hard, sound)
1
gloppy(adjective, set, deep, stiff)
1
gunky(adjective, set, deep, stiff)
1
hale(adjective, strong, sound, tough)
1
hard as nails(expression, adjective, idiom, strong, hard)
1
impervious(adjective, set, hard, tough)
1
in fine feather(expression, adjective, idiom, strong, sound)
1
inflexible(adjective, strong, hard, tough, severe)
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APASmart Define. (2016). heavy thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/heavy/thesaurus/synonyms
ChicagoSmart Define. 2016. "heavy thesaurus" https://smartdefine.org/heavy/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, heavy thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/heavy/thesaurus/synonyms>.
MLASmart Define. "heavy thesaurus" 25 January 2016. Web. 22 September 2026. <https://smartdefine.org/heavy/thesaurus/synonyms>