Synonyms|108Antonyms|10|Broader|0Narrower|0Related|162

23 entries under inflexible topic. ×

6
close(hard, tough, solid, rigid)
5
firm(adjective, hard, solid, rigid)
4
concrete(hard, tough, solid, rigid)
3
hard(tough, solid, rigid, density)
2
compressed(hard, tough, solid, rigid)
2
concentrated(hard, tough, solid, rigid)
2
condensed(hard, tough, solid, rigid)
2
heavy(hard, tough, solid, rigid)
1
close-grained(hard, tough, solid, rigid)
1
congealed(hard, tough, solid, rigid)
1
fine-grained(hard, tough, solid, rigid)
1
hardened(hard, tough, solid, rigid)
1
impervious(hard, tough, solid, rigid)
1
inelastic(hard, tough, solid, rigid)
1
jelled(hard, tough, solid, rigid)
1
refractory(hard, tough, solid, rigid)
1
set(hard, tough, solid, rigid)
1
solidified(hard, tough, solid, rigid)
1
stiff(hard, tough, solid, rigid)
1
sturdy(hard, tough, solid, rigid)
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APASmart Define. (2015). nonporous thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/nonporous/thesaurus/synonyms
ChicagoSmart Define. 2015. "nonporous thesaurus" https://smartdefine.org/nonporous/thesaurus/synonyms (accessed October 2, 2026).
HarvardSmart Define 2015, nonporous thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/nonporous/thesaurus/synonyms>.
MLASmart Define. "nonporous thesaurus" 14 April 2015. Web. 2 October 2026. <https://smartdefine.org/nonporous/thesaurus/synonyms>