306 entries under adjective topic. ×

5
unemotional(mean, hard, cool, tough)
4
case-hardened(noun, hard, careless, indifferent)
4
cold-hearted(hard, tough, severe, cruel)
4
frigid(cool, detached, blank, sober)
4
insensate(noun, hard, tough, severe)
4
numb(noun, hard, tough, severe)
4
toughened(noun, hard, careless, indifferent)
4
uncaring(hard, tough, severe, careless)
4
unsusceptible(noun, hard, careless, indifferent)
3
benumbed(hard, tough, severe, cruel)
3
coldhearted(hard, indifferent, detached, unfeeling)
3
dispassionate(calm, cool, indifferent, restrained)
3
emotionless(detached, blank, unfeeling, impassive)
3
hardhearted(hard, careless, indifferent, cruel)
3
impassive(calm, hard, cool, careless)
3
imperceptive(hard, indifferent, unkind, unresponsive)
3
indurate(mean, hard, tough, harsh)
3
inured(noun, hard, careless, indifferent)
3
merciless(hard, tough, severe, cruel)
3
pitiless(hard, tough, severe, cruel)
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APASmart Define. (2016). thick-skinned thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/thick-skinned/thesaurus/synonyms
ChicagoSmart Define. 2016. "thick-skinned thesaurus" https://smartdefine.org/thick-skinned/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, thick-skinned thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/thick-skinned/thesaurus/synonyms>.
MLASmart Define. "thick-skinned thesaurus" 28 March 2016. Web. 25 September 2026. <https://smartdefine.org/thick-skinned/thesaurus/synonyms>