Synonyms|230Antonyms|58|Broader|1Narrower|0Related|469
1
dogmatic
1
dull(noun, verb, develop, blunt, accustom)
1
experienced
1
familiarized
1
fanatic
1
fanatical
1
flinty
1
granulated
1
habituated(adjective, hard, unfeeling, unsympathetic, prepared)
1
hard-as-nails(adjective, hard, unfeeling, unsympathetic, prepared)
1
hard-bitten(adjective, hard, careless, indifferent, cruel)
1
hard-headed
1
hard as nails(expression, adjective, idiom, unfeeling, hardened)
1
hardheaded
1
headstrong
1
hornified
1
impassive(adjective, hard, careless, indifferent, cruel)
1
impenetrable(adjective, hard, unfeeling, unsympathetic, prepared)
1
impenitent(adjective, hard, careless, indifferent, cruel)
1
impious(adjective, hard, unfeeling, unsympathetic, prepared)
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HarvardSmart Define 2015, case-hardened thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/case-hardened/thesaurus/synonyms>.
MLASmart Define. "case-hardened thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/case-hardened/thesaurus/synonyms>