83 entries under hardened topic. ×

2
steeled(adjective, strong, hard, stiff, unfeeling)
1
benumbed(adjective, hard, unfeeling, unsympathetic, prepared)
1
callous(adjective, hard, unfeeling, unsympathetic, prepared)
1
coldhearted(adjective, hard, unfeeling, unsympathetic, prepared)
1
contemptuous(adjective, hard, unfeeling, unsympathetic, prepared)
1
cynical(adjective, hard, refined, unfeeling, practical)
1
disdainful(adjective, hard, unfeeling, unsympathetic, prepared)
1
enduring(strong, fit, healthy, well, robust)
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
hardhearted(adjective, hard, unfeeling, unsympathetic)
1
heartless(adjective, hard, unfeeling, unsympathetic)
1
impenetrable(adjective, hard, unfeeling, unsympathetic, prepared)
1
impious(adjective, hard, unfeeling, unsympathetic, prepared)
1
inaccessible(adjective, hard, unfeeling, unsympathetic, prepared)
1
indurated(adjective, hard, unfeeling, unsympathetic)
1
irreverent(adjective, hard, unfeeling, unsympathetic, prepared)
1
obdurate(adjective, hard, unfeeling, unsympathetic)
1
obtuse(adjective, hard, unfeeling, unsympathetic, prepared)
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APASmart Define. (2015). seasoned thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/seasoned/thesaurus/synonyms
ChicagoSmart Define. 2015. "seasoned thesaurus" https://smartdefine.org/seasoned/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, seasoned thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/seasoned/thesaurus/synonyms>.
MLASmart Define. "seasoned thesaurus" 8 September 2015. Web. 1 October 2026. <https://smartdefine.org/seasoned/thesaurus/synonyms>