67 entries under fix topic. ×

1
steel(verb, close, set, settle)
1
stick(verb, form, place, set)
1
temper(verb, close, set, settle)
1
toughen(verb, close, set, settle)
1
vitrify(verb, close, set, settle)
0
become firm(verb, expression, harden, solidify)
0
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APASmart Define. (2015). thicken thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/thicken/thesaurus/synonyms
ChicagoSmart Define. 2015. "thicken thesaurus" https://smartdefine.org/thicken/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, thicken thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/thicken/thesaurus/synonyms>.
MLASmart Define. "thicken thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/thicken/thesaurus/synonyms>