Synonyms|96Antonyms|5|Broader|0Narrower|0Related|71

34 entries under verb topic. ×

7
sets
5
solidifies
4
firms
4
fortifies
4
stiffens
4
tempers(noun, strengthens)
4
toughens
3
braces(noun, strengthens)
3
coagulates
3
congeals
3
strengthens
2
consolidates
2
harden
2
invigorates
2
reinforces
2
thickens
1
buttresses
1
chastens
1
empowers
1
energizes
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APASmart Define. (2015). hardens thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/hardens/thesaurus/synonyms
ChicagoSmart Define. 2015. "hardens thesaurus" https://smartdefine.org/hardens/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, hardens thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/hardens/thesaurus/synonyms>.
MLASmart Define. "hardens thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/hardens/thesaurus/synonyms>