81 entries under hardened topic. ×

8
hard(adjective, mean, cool, tough, severe)
7
hardhearted(adjective, hard, cold, cruel, unfriendly)
7
tough(adjective, calm, mean, hard, cool)
6
hard-hearted(adjective, mean, hard, tough, severe)
6
insensible(adjective, hard, cool, tough, severe)
6
matter-of-fact(adjective, calm, dull, cool, excite)
6
obdurate(adjective, mean, hard, cool, tough)
6
spiritless(adjective, hard, cool, unfriendly, blank)
5
ruthless(adjective, hard, tough, severe, cold)
5
thick-skinned(adjective, mean, hard, cool, tough)
4
obtuse(adjective, dull, hard, unfeeling, unsympathetic)
4
stony-hearted(adjective, hard, cold, cruel, unfeeling)
4
unimpressionable(adjective, hard, detached, unfeeling, unsympathetic)
3
coldhearted(adjective, hard, cold, indifferent, detached)
3
soulless(adjective, hard, unfeeling, unsympathetic, impassive)
3
steely(adjective, cold, cruel, hostile, unfriendly)
2
cruel(adjective, mean, hard, cool, tough)
2
insentient(adjective, hard, cold, dead, unfeeling)
2
inured(adjective, hard, unfeeling, unsympathetic)
2
pitiless(adjective, hard, tough, severe, cold)
11 years ago|16k views|share |citing 
APASmart Define. (2015). unemotional thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unemotional/thesaurus/synonyms
ChicagoSmart Define. 2015. "unemotional thesaurus" https://smartdefine.org/unemotional/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, unemotional thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unemotional/thesaurus/synonyms>.
MLASmart Define. "unemotional thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/unemotional/thesaurus/synonyms>