223 entries under hard topic. ×

1
lousy(adjective, evil, rough, nasty)
1
malicious(adjective, evil, rough, nasty)
1
malign(adjective, evil, rough, nasty)
1
painful(adjective, tough, evil, nasty)
1
perfidious(adjective, evil, rough, nasty)
1
perverse(adjective, mean, tough, nasty)
1
pesky(adjective, evil, rough, nasty)
1
poignant(adjective, evil, nasty, harsh)
1
prepared(adjective, unfeeling, unsympathetic, hardened)
1
repellent(adjective, mean, cool, unpleasant)
1
repugnant(adjective, mean, cool, unpleasant)
1
resistant(adjective, unfeeling, unsympathetic, prepared)
1
rigorous(adjective, tough, harsh, grim)
1
rotten(adjective, mean, evil, rough)
1
scathing(unkind, cutting, hurtful, wounding)
1
scurrilous(adjective, evil, rough, nasty)
1
seasoned(adjective, unfeeling, unsympathetic, prepared)
1
sensationless(adjective, tough, severe, cruel)
1
sharp(adjective, cunning, critical, unkind)
1
sinking(adjective, evil, rough, nasty)
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APASmart Define. (2016). callous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/callous/thesaurus/synonyms
ChicagoSmart Define. 2016. "callous thesaurus" https://smartdefine.org/callous/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, callous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/callous/thesaurus/synonyms>.
MLASmart Define. "callous thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/callous/thesaurus/synonyms>