2
close-packed
2
closely packed(expression, idiom, assemblage)
2
cloudy(adjective, gloomy, gray, muddy, hazy)
2
coagulate(verb, density)
2
coagulated(adjective, set, solid, heavy, deep)
2
coherent
2
concise
2
confined(verb, adjective, solid, compact, tight)
2
congealed(adjective, set, hard, tough, solid)
2
consolidate(verb, density)
2
constipated
2
copious(lush, thriving, profuse, flourishing, impenetrable)
2
cretinous(adjective, innocent, thick, unfamiliar, unconscious)
2
daffy(adjective, simple, slow, stupid, boring)
2
daft(adjective, simple, slow, silly, foolish)
2
dismal(adjective, gloomy, gray, overcast)
2
dullard
2
durable(adjective, strong, hard, firm, solid)
2
faint
2
fertile
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APASmart Define. (2015). dense thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/dense/thesaurus/synonyms
ChicagoSmart Define. 2015. "dense thesaurus" https://smartdefine.org/dense/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, dense thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/dense/thesaurus/synonyms>.
MLASmart Define. "dense thesaurus" 17 July 2015. Web. 21 September 2026. <https://smartdefine.org/dense/thesaurus/synonyms>