Synonyms|555Antonyms|160|Broader|1Narrower|0Related|403

47 entries under solid topic. ×

15
inflexible(adjective, strong, hard, tough, firm)
14
hard(adjective, strong, tough, firm)
14
stony(adjective, hard, firm, hostile)
13
rigid(adjective, strong, hard, tough, firm)
12
firm(adjective, strong, hard, tough)
6
set(adjective, hard, firm, resolute)
5
indurate(adjective, hard, firm, stiff)
4
hardened(adjective, hard, firm, cold)
4
inelastic(adjective, hard, firm, stiff)
3
fixed(adjective, hard, firm, rigid)
3
incompliant(adjective, firm, determined, resolute)
2
arthritic(adjective, hard, firm, stiff)
2
buckram(adjective, hard, firm, stiff)
2
creaky(adjective, hard, firm, stiff)
2
impliable(adjective, hard, firm, stiff)
2
resistant(adjective, hard, firm, tense)
2
stiff as a board(expression, adjective, idiom, firm)
2
unflexible(adjective, hard, firm, stiff)
2
unsupple(adjective, hard, firm, stiff)
1
annealed(adjective, hard, firm, tense)
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HarvardSmart Define 2015, steely thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/steely/thesaurus/synonyms>.
MLASmart Define. "steely thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/steely/thesaurus/synonyms>