65 entries under hardened topic. ×

1
contemptuous(adjective, hard, unfeeling, unsympathetic, prepared)
1
cruel(adjective, hard, unfeeling, unsympathetic)
1
disdainful(adjective, hard, unfeeling, unsympathetic, prepared)
1
habituated(adjective, hard, unfeeling, unsympathetic, prepared)
1
hard-as-nails(adjective, hard, unfeeling, unsympathetic, prepared)
1
hard-bitten(adjective, strong, hard, stiff, unfeeling)
1
hard-boiled(adjective, hard, unfeeling, unsympathetic)
1
heartless(adjective, hard, unfeeling, unsympathetic)
1
impious(adjective, hard, unfeeling, unsympathetic, prepared)
1
inaccessible(adjective, hard, unfeeling, unsympathetic, prepared)
1
indurated(adjective, hard, unfeeling, unsympathetic)
1
inured(adjective, strong, hard, tough, fit)
1
irreverent(adjective, hard, unfeeling, unsympathetic, prepared)
1
obtuse(adjective, hard, unfeeling, unsympathetic, prepared)
1
prepared(adjective, hard, unfeeling, unsympathetic)
1
seasoned(adjective, strong, hard, sound, tough)
1
steeled(adjective, strong, hard, stiff, unfeeling)
1
unashamed(adjective, hard, unfeeling, unsympathetic, prepared)
1
uncompassionate(adjective, hard, unfeeling, unsympathetic)
1
unemotional(adjective, hard, unfeeling, unsympathetic, prepared)
11 years ago|12k views|share |citing 
APASmart Define. (2015). resistant thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/resistant/thesaurus/synonyms
ChicagoSmart Define. 2015. "resistant thesaurus" https://smartdefine.org/resistant/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, resistant thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/resistant/thesaurus/synonyms>.
MLASmart Define. "resistant thesaurus" 19 August 2015. Web. 25 September 2026. <https://smartdefine.org/resistant/thesaurus/synonyms>