185 entries under hard topic. ×

1
obtuse(adjective, unfeeling, unsympathetic, hardened)
1
petrified(adjective, firm, solid, stiff)
1
prepared(adjective, unfeeling, unsympathetic, hardened)
1
rheumatic(adjective, firm, solid, stiff)
1
seasoned(adjective, unfeeling, unsympathetic, hardened)
1
solidified(adjective, firm, solid, stiff)
1
soulless(adjective, careless, indifferent, cruel)
1
spiritless(adjective, careless, indifferent, cruel)
1
starchy(adjective, firm, solid, stiff)
1
steeled(adjective, unfeeling, unsympathetic, hardened)
1
stiff as a board(expression, adjective, idiom, firm)
1
thick(adjective, strong, tough, firm)
1
thick-skinned(adjective, mean, careless, indifferent)
1
thickened(adjective, firm, solid, stiff)
1
torpid(adjective, careless, indifferent, cruel)
1
tough nut to crack(expression, adjective, idiom, mean)
1
toughened(adjective, careless, indifferent, cruel)
1
unashamed(adjective, unfeeling, unsympathetic, hardened)
1
uncompassionate(adjective, mean, careless, indifferent)
1
uncooperative(adjective, mean, difficult, awkward)
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APASmart Define. (2016). unbending thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unbending/thesaurus/synonyms
ChicagoSmart Define. 2016. "unbending thesaurus" https://smartdefine.org/unbending/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, unbending thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unbending/thesaurus/synonyms>.
MLASmart Define. "unbending thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/unbending/thesaurus/synonyms>