77 entries under harden topic. ×

2
reinforce(verb, close, set, fix, settle)
2
starch(verb, close, set, fix, settle)
2
steady(verb, calm, fix, secure, strengthen)
2
temper(verb, calm, close, set, fix)
1
amalgamate(verb, close, set, fix, settle)
1
bake(verb, close, set, fix, settle)
1
become rigid(verb, expression, thicken, solidify)
1
calcify(verb, close, set, fix, settle)
1
callous(verb, close, set, fix, settle)
1
candy(verb, strengthen, reinforce, thicken)
1
caseharden(verb, close, set, firm, dry)
1
cohere(form, set, develop, firm, materialize)
1
compact(verb, close, set, fix, settle)
1
concrete(verb, close, set, firm, dry)
1
condense(verb, form, set, develop, firm)
1
contract(verb, close, set, fix, settle)
1
densify(verb, close, set, fix, settle)
1
fortify(verb, close, set, fix, settle)
1
fossilize(verb, close, set, fix, settle)
1
gird(verb, close, set, fix, settle)
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APASmart Define. (2015). freeze thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/freeze/thesaurus/synonyms
ChicagoSmart Define. 2015. "freeze thesaurus" https://smartdefine.org/freeze/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, freeze thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/freeze/thesaurus/synonyms>.
MLASmart Define. "freeze thesaurus" 13 October 2015. Web. 30 September 2026. <https://smartdefine.org/freeze/thesaurus/synonyms>