Synonyms|1.3kAntonyms|412|Broader|19Narrower|42Related|784

122 entries under harden topic. ×

1
accustom(verb, dull, develop, rough, adjust)
1
band together(verb, expression, meet, join, link)
1
become one(verb, expression, meet, join, link)
1
benumb(verb, reinforce, thicken, stabilize)
1
blunt(verb, adjective, dull, develop, rough)
1
brutalize(verb, dull, develop, rough, adjust)
1
calcify(verb, close, set, fix, settle)
1
callus(verb, dull, develop, rough, adjust)
1
candy(verb, reinforce, thicken, stabilize)
1
case-harden(verb, dull, develop, rough, adjust)
1
chill(verb, set, reinforce, thicken)
1
climatize(verb, dull, develop, rough, adjust)
1
close ranks(verb, expression, meet, join, link)
1
coadjute(verb, meet, join, link, connect)
1
coagulate(verb, close, set, fix, settle)
1
coarsen(verb, dull, develop, rough, adjust)
1
cohere(verb, hold, set, secure, join)
1
conform(verb, dull, develop, rough, adjust)
1
cram(verb, give, charge, maintain, deliver)
1
curdle(verb, close, set, fix, settle)
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ChicagoSmart Define. 2016. "strengthen thesaurus" https://smartdefine.org/strengthen/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, strengthen thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/strengthen/thesaurus/synonyms>.
MLASmart Define. "strengthen thesaurus" 3 March 2016. Web. 1 October 2026. <https://smartdefine.org/strengthen/thesaurus/synonyms>