233 entries under solid topic. ×

63
fixed(verb, adjective, state, strong, hard)
53
firm(noun, adjective, business, state, company)
51
determined(adjective, state, strong, tough, severe)
47
rigid(adjective, hard, secure, tough, severe)
44
resolute(adjective, calm, strong, secure, tough)
42
inflexible(adjective, strong, hard, secure, tough)
38
immovable(adjective, strong, secure, firm)
35
unyielding(adjective, strong, hard, secure, tough)
31
established(adjective, verb, usual, state, calm)
29
stiff(adjective, hard, secure, tough, severe)
23
settled(verb, adjective, state, strong, secure)
23
steadfast(adjective, calm, strong, secure, tough)
20
congeal(verb, form, close, change, fix)
20
jell(verb, close, change, fix, settle)
20
unshakable(adjective, strong, hard, secure, tough)
19
solidify(verb, form, close, fix, develop)
19
stable(adjective, state, strong, hard, secure)
17
regular(adjective, firm, proper, ordinary)
16
clot(noun, verb, form, close, change)
16
coagulate(verb, form, close, change, fix)
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APASmart Define. (2016). set thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/set/thesaurus/synonyms
ChicagoSmart Define. 2016. "set thesaurus" https://smartdefine.org/set/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, set thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/set/thesaurus/synonyms>.
MLASmart Define. "set thesaurus" 1 March 2016. Web. 20 September 2026. <https://smartdefine.org/set/thesaurus/synonyms>