Synonyms|14Antonyms|0|Broader|0Narrower|0Related|0

13 entries under harden topic. ×

1
mineralize(verb, clarify, solidify)
1
turn to stone(verb, expression, idiom, clarify)
0
calcify(verb, clarify, solidify)
0
clarify(verb, solidify)
0
fix
0
fossilize(verb, clarify, solidify)
0
lapidify(clarify, solidify)
0
ossify
0
petrify
0
rigidify
0
set(verb, solidify)
0
solidify
0
turn into stone(expression, idiom, solidify)
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APASmart Define. (1970). make hard thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/make_hard/thesaurus/synonyms
ChicagoSmart Define. 1970. "make hard thesaurus" https://smartdefine.org/make_hard/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 1970, make hard thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/make_hard/thesaurus/synonyms>.
MLASmart Define. "make hard thesaurus" 1 January 1970. Web. 24 September 2026. <https://smartdefine.org/make_hard/thesaurus/synonyms>