harden

UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈhɑːrdən/US:USA pronunciation: IPA and respellingUSA pronunciation: IPA/ˈhɑrdən/ ,USA pronunciation: respelling(här′dn)


harden
WordReference English Thesaurus © 2025
Sense: To make less pervious
Synonyms:
steel Collocations, temper Collocations, anneal, solidify, make callous, make firm, make compact, make tight, make hard, congeal, ossify, petrify, cure Collocations, bake Collocations, compact, fire Collocations, toughen, compress, stiffen, thicken
Antonyms:
soften, melt Collocations, liquefy, thaw Collocations, decompress
Sense: To become less penetrable
Synonyms:
solidify, congeal, jell, become dense, petrify, ossify, freeze over, set Collocations, firm Collocations, contract Collocations, freeze Collocations, stiffen, thicken
Antonyms:
soften, melt Collocations, liquefy, thaw Collocations, decompress
Sense: To toughen
Synonyms:
acclimate, acclimatize, habituate, inure, season Collocations, make callous, make unfeeling, embitter, brutalize, render insensitive, render insensible, render unimpressible
Antonyms:
soften, debilitate, decapacitate, weaken Collocations, break down, wear out, impair Collocations


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