65 entries under hard topic. ×

5
stubborn(adjective, unfeeling, unsympathetic, hardened)
3
callous(verb, adjective, dull, develop)
3
hardened(verb, adjective, unfeeling, unsympathetic)
2
inflexible(adjective, unfeeling, unsympathetic, hardened)
2
inured(adjective, unfeeling, unsympathetic, hardened)
2
obdurate(adjective, unfeeling, unsympathetic, hardened)
2
thick-skinned(adjective, unfeeling, unsympathetic, hardened)
1
case-hardened(verb, adjective, unfeeling, unsympathetic)
1
coldhearted(adjective, unfeeling, unsympathetic, hardened)
1
hard-nosed(adjective, unfeeling, unsympathetic, hardened)
1
insensate(adjective, unfeeling, unsympathetic, hardened)
1
insensible(adjective, unfeeling, unsympathetic, hardened)
1
insensitive(adjective, unfeeling, unsympathetic, hardened)
1
seasoned(adjective, unfeeling, unsympathetic, hardened)
1
steeled(verb, adjective, unfeeling, unsympathetic)
1
stony(adjective, unfeeling, unsympathetic, hardened)
1
unashamed(adjective, unfeeling, unsympathetic, hardened)
1
unfeeling(adjective, unsympathetic, hardened, toughened)
1
unrepenting(adjective, unfeeling, unsympathetic, hardened)
0
accustomed(adjective, unfeeling, unsympathetic, hardened)
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APASmart Define. (2013). casehardened thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/casehardened/thesaurus/synonyms
ChicagoSmart Define. 2013. "casehardened thesaurus" https://smartdefine.org/casehardened/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2013, casehardened thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/casehardened/thesaurus/synonyms>.
MLASmart Define. "casehardened thesaurus" 19 May 2013. Web. 23 September 2026. <https://smartdefine.org/casehardened/thesaurus/synonyms>