180 entries under tough topic. ×

1
sanguinary(adjective, hard, cruel, grim)
1
saturnine(severe, low, gloomy, awkward)
1
set(severe, firm, stiff, inflexible)
1
shameless(adjective, hard, cruel, grim)
1
snappy(rough, unpleasant, cold, awkward)
1
sulky(severe, low, gloomy, depressed)
1
thick-skinned(adjective, mean, hard, cruel)
1
uncontrite(adjective, hard, cruel, grim)
1
uncooperative(adjective, mean, hard, inflexible)
1
unemotional(adjective, mean, hard, cool)
1
unimpressible(adjective, mean, hard, inflexible)
1
unmannerly(adjective, hard, rough, rude)
1
unpermissive(severe, firm, stiff, rigid)
1
unregenerate(adjective, hard, cruel, grim)
1
unremitting(adjective, hard, cruel, grim)
1
unrepenting(adjective, hard, cruel, grim)
1
unshakable(adjective, mean, hard, inflexible)
1
unsociable(adjective, rude, coarse, awkward)
1
uptight(severe, firm, stern)
1
vengeful(adjective, severe, evil, nasty)
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APASmart Define. (2016). harsh thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/harsh/thesaurus/synonyms
ChicagoSmart Define. 2016. "harsh thesaurus" https://smartdefine.org/harsh/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, harsh thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/harsh/thesaurus/synonyms>.
MLASmart Define. "harsh thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/harsh/thesaurus/synonyms>