63 entries under hardened topic. ×

13
insensible(adjective, hard, tough, severe, cold)
9
torpid(adjective, hard, slow, cold, apathetic)
7
unfeeling(adjective, hard, cruel, dead, unsympathetic)
6
apathetic(adjective, dull, hard, tough, severe)
6
insensate(adjective, hard, tough, severe, cold)
5
cold(adjective, hard, cool, tough, severe)
5
insensitive(adjective, dull, hard, tough, severe)
4
insentient(adjective, hard, unfeeling, unsympathetic, lifeless)
4
obtuse(adjective, dull, hard, unfeeling, unsympathetic)
3
callous(adjective, hard, tough, severe, cruel)
3
thick-skinned(adjective, hard, tough, severe, cruel)
3
unresponsive(adjective, dull, quiet, hard, flat)
2
heartless(adjective, hard, tough, severe, cruel)
2
indifferent(adjective, dull, quiet, hard, flat)
2
obdurate(adjective, hard, tough, severe, cold)
2
resistant(adjective, hard, firm, solid, unfeeling)
2
spiritless(adjective, dull, quiet, hard, flat)
2
stiff(adjective, hard, firm, unfeeling, unsympathetic)
2
stony(adjective, hard, tough, severe, firm)
2
unconcerned(adjective, hard, unfeeling, unsympathetic, numb)
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APASmart Define. (2015). benumbed thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/benumbed/thesaurus/synonyms
ChicagoSmart Define. 2015. "benumbed thesaurus" https://smartdefine.org/benumbed/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, benumbed thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/benumbed/thesaurus/synonyms>.
MLASmart Define. "benumbed thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/benumbed/thesaurus/synonyms>