93 entries under thicken topic. ×

1
augment(verb, support, increase, boost, sustain)
1
become rigid(verb, expression, solidify, congeal)
1
benumb(verb, strengthen, steady, freeze, reinforce)
1
candy(verb, strengthen, steady, reinforce)
1
case-harden(verb, calcify, stabilize, toughen)
1
chill(verb, set, strengthen, steady, freeze)
1
clabber(set, swell, dry, coagulate)
1
climatize(verb, prepare, adjust, strengthen, adapt)
1
coalesce(verb, meet, join, link, connect)
1
curdle(verb, close, set, settle, firm)
1
deaden(verb, stabilize, toughen, season)
1
gelate(verb, form, set, fix, develop)
1
increase(verb, support, establish, extend, boost)
1
inflate(verb, strengthen, steady, reinforce)
1
jellify(verb, form, set, fix, develop)
1
make callous(verb, expression, calcify, stabilize)
1
refrigerate(set, freeze, chill, coagulate)
1
render insensitive(verb, expression, calcify, stabilize)
1
roughen(verb, calcify, stabilize, toughen)
1
starch(verb, close, set, settle, firm)
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APASmart Define. (2016). harden thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/harden/thesaurus/synonyms
ChicagoSmart Define. 2016. "harden thesaurus" https://smartdefine.org/harden/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, harden thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/harden/thesaurus/synonyms>.
MLASmart Define. "harden thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/harden/thesaurus/synonyms>