31 entries under adjective topic. ×

6
thick(firm, dense, density)
4
compact(firm, dense, density)
4
hard(strong, firm, resist, density)
4
impenetrable(firm, dense, density)
3
concrete(firm, density)
3
solid(strong, firm, resist, density)
2
close(firm, density)
2
dense(firm, density)
2
firm(strong, resist)
2
nonporous(firm, density)
2
set
2
solidified(firm, density)
2
stiff
2
substantial(firm, density)
1
close-grained
1
concentrated
1
condensed
1
fine-grained
1
heavy(firm, informal)
1
impermeable(firm, density)
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APASmart Define. (2013). incompressible thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/incompressible/thesaurus/synonyms
ChicagoSmart Define. 2013. "incompressible thesaurus" https://smartdefine.org/incompressible/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2013, incompressible thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/incompressible/thesaurus/synonyms>.
MLASmart Define. "incompressible thesaurus" 28 June 2013. Web. 28 September 2026. <https://smartdefine.org/incompressible/thesaurus/synonyms>