44 entries under rigid topic. ×

2
impermeable(adjective, set, hard, tough, firm)
2
inelastic(adjective, hard, tough, solid)
2
nonporous(hard, tough, solid, inflexible)
2
rocklike(adjective, firm, stiff, compact)
2
set(verb, adjective, hard, tough, slight)
2
stony(adjective, set, strong, hard, firm)
2
substantial(adjective, close, set, strong, hard)
2
tough(adjective, set, hard, firm, solid)
1
callous(adjective, set, strong, hard, firm)
1
close-grained(adjective, set, hard, tough, firm)
1
congealed(adjective, set, hard, tough, firm)
1
impervious(adjective, set, hard, tough, solid)
1
indurate(adjective, set, strong, hard, firm)
1
jelled(adjective, set, hard, tough, solid)
1
strong(adjective, close, set, hard, firm)
0
adamantine(adjective, set, strong, hard, firm)
0
durable(adjective, firm, stiff)
0
fine-grained(hard, tough, solid, inflexible)
0
indurated(adjective, set, strong, hard, firm)
0
iron(adjective, set, strong, hard, firm)
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APASmart Define. (2016). compressed thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/compressed/thesaurus/synonyms
ChicagoSmart Define. 2016. "compressed thesaurus" https://smartdefine.org/compressed/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, compressed thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/compressed/thesaurus/synonyms>.
MLASmart Define. "compressed thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/compressed/thesaurus/synonyms>