64 entries under hardened topic. ×

11
impassive(adjective, hard, tough, temper, careless)
11
unconcerned(adjective, hard, temper, careless, cold)
10
indifferent(adjective, hard, temper, careless, cold)
10
insensible(adjective, hard, temper, careless, cold)
10
unemotional(adjective, hard, tough, attitude, cold)
9
apathetic(adjective, hard, tough, temper, careless)
6
insensitive(adjective, hard, temper, careless, cold)
6
unresponsive(adjective, hard, careless, cold, indifferent)
5
cold(adjective, hard, tough, attitude, temper)
5
callous(adjective, hard, cold, indifferent, cruel)
4
unfeeling(adjective, hard, tough, careless, cold)
3
cold-blooded(adjective, hard, tough, attitude, temper)
3
resistant(adjective, hard, unfeeling, unsympathetic, safe)
3
thick-skinned(adjective, calm, hard, cool, careless)
3
unsusceptible(adjective, hard, careless, indifferent, cruel)
2
hard(adjective, careless, indifferent, cruel, apathetic)
2
inflexible(adjective, hard, careless, indifferent, cruel)
2
stiff(adjective, hard, careless, indifferent, cruel)
2
stony(adjective, hard, careless, cold, indifferent)
2
unbending(adjective, hard, careless, indifferent, cruel)
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APASmart Define. (2016). unaffected thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unaffected/thesaurus/synonyms
ChicagoSmart Define. 2016. "unaffected thesaurus" https://smartdefine.org/unaffected/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, unaffected thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unaffected/thesaurus/synonyms>.
MLASmart Define. "unaffected thesaurus" 31 March 2016. Web. 27 September 2026. <https://smartdefine.org/unaffected/thesaurus/synonyms>