202 entries under solid topic. ×

2
active(adjective, strong, sound, tough)
2
athletic(adjective, strong, sound, tough, fit)
2
balanced(adjective, calm, strong, secure, firm)
2
certain(adjective, firm, physical, material)
2
complete(great, vigorous, sturdy, enough)
2
compressed(adjective, close, set, strong, hard)
2
concentrated(adjective, set, strong, hard, tough)
2
condensed(hard, heavy, rigid, thick)
2
congested(adjective, close, short, compact)
2
consolidated(adjective, close, strong, hard)
2
cool(adjective, calm, firm, informal)
2
crowded(adjective, close, strong, great)
2
fit(strong, complete, vigorous, healthy)
2
imperturbable(adjective, firm, stable, fixed)
2
intense(adjective, firm, enthusiastic, vigorous)
2
jam-packed(adjective, close, strong, great)
2
mighty(adjective, strong, sound, tough, fit)
2
muscular(adjective, strong, sound, tough, fit)
2
obese(adjective, hard, big, heavy)
2
packed(adjective, close, strong, great)
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APASmart Define. (2016). substantial thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/substantial/thesaurus/synonyms
ChicagoSmart Define. 2016. "substantial thesaurus" https://smartdefine.org/substantial/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, substantial thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/substantial/thesaurus/synonyms>.
MLASmart Define. "substantial thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/substantial/thesaurus/synonyms>