137 entries under harsh topic. ×

1
exacting(adjective, hard, tough, severe, rough)
1
gratuitous(adjective, mean, severe, cruel)
1
grim(adjective, mean, hard, tough, severe)
1
hard-line(adjective, hard, tough, severe, rough)
1
hard-shelled(adjective, hard, tough, severe, rough)
1
hatchet job(expression, adjective, mean, severe)
1
headstrong(adjective, hard, tough, severe, rough)
1
inclement(adjective, tough, cruel, grim)
1
intolerant(adjective, hard, tough, cold)
1
iron-fisted(adjective, mean, severe, cruel)
1
ironfisted(adjective, mean, cruel, vicious)
1
killer(adjective, mean, cruel, vicious)
1
mean machine(expression, adjective, mean, severe)
1
mortal(adjective, mean, severe, cruel)
1
painful(adjective, hard, tough, evil, nasty)
1
perverse(adjective, mean, hard, tough, nasty)
1
poignant(adjective, hard, evil, nasty)
1
revengeful(adjective, mean, evil, nasty)
1
rigorous(adjective, hard, tough, grim)
1
sour(adjective, hard, tough, evil, rough)
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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>