113 entries under harsh topic. ×

1
mean machine(expression, adjective, mean, severe)
1
mortal(adjective, mean, severe, cruel)
1
revengeful(adjective, mean, evil, nasty)
1
surly(adjective, mean, hard, tough, severe)
1
unappeasable(adjective, mean, severe, cruel)
1
unflinching(adjective, mean, severe, cruel)
1
wolfish(adjective, rude, violent, cruel)
0
unimpressible(adjective, mean, hard, cool, tough)
0
bitter(adjective, evil, nasty, vicious)
0
bloody(atrocious, unrelenting)
0
crazed(atrocious, unrelenting)
0
destructive(atrocious, unrelenting)
0
excruciating(adjective, evil, nasty, vicious)
0
ferine(atrocious, unrelenting)
0
firm(mean, hard, inflexible, obstinate)
0
frantic(atrocious, unrelenting)
0
gratuitous(adjective, mean, severe, cruel)
0
hurtful(mean, severe, cruel, unkind)
0
infernal(atrocious, unrelenting)
0
ironfisted(adjective, mean, cruel, vicious)
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APASmart Define. (2016). heartless thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/heartless/thesaurus/synonyms
ChicagoSmart Define. 2016. "heartless thesaurus" https://smartdefine.org/heartless/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, heartless thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/heartless/thesaurus/synonyms>.
MLASmart Define. "heartless thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/heartless/thesaurus/synonyms>