24
harden(verb, form, close, place, set)
22
set(verb, form, close, fix, develop)
20
coagulate(verb, form, close, set, fix)
20
congeal(verb, form, close, place, set)
18
thicken(verb, form, close, place, set)
16
stiffen(verb, form, close, place, set)
14
clot(verb, form, close, set, fix)
14
freeze(verb, form, close, set, fix)
14
jell(verb, close, set, fix, settle)
13
cake(verb, close, set, fix, settle)
13
crystallize(verb, form, close, set, fix)
13
gel(verb, form, set, develop, combine)
12
consolidate(verb, close, place, set, fix)
9
unite(verb, join, pack, combine, connect)
8
combine(verb, join, unite, pack, connect)
8
firm(verb, close, set, fix, settle)
8
fix(verb, close, set, secure, settle)
7
become solid(expression, idiom, harden, density)
7
dry(verb, close, set, fix, settle)
6
cohere(verb, form, set, develop, firm)
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APASmart Define. (2016). Solidify thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/solidify/thesaurus/synonyms
ChicagoSmart Define. 2016. "Solidify thesaurus" https://smartdefine.org/solidify/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, Solidify thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/solidify/thesaurus/synonyms>.
MLASmart Define. "Solidify thesaurus" 5 February 2016. Web. 20 September 2026. <https://smartdefine.org/solidify/thesaurus/synonyms>