101 entries under cruel topic. ×

5
unforgiving(adjective, hard, rough, harsh)
5
unsympathetic(adjective, mean, hard, careless, indifferent)
4
cold(adjective, close, hard, cool, severe)
4
hard-boiled(adjective, mean, strong, hard, tough)
4
single-minded(adjective, tough, harsh, determined)
3
heartless(adjective, mean, hard, careless, indifferent)
3
insensitive(adjective, hard, careless, indifferent)
3
intense(adjective, clear, tough, severe, harsh)
3
serious(adjective, close, strong, hard, tough)
3
unappeasable(adjective, harsh, determined, fierce)
3
unsparing(adjective, close, strong, hard, tough)
2
astringent(adjective, close, strong, hard, tough)
2
bound(adjective, strong, flat, firm, harsh)
2
dead set on(expression, adjective, idiom, strong, flat)
2
indifferent(adjective, hard, cool, careless, cold)
2
indurated(adjective, hard, careless, indifferent)
2
inured(adjective, hard, careless, indifferent)
2
stringent(adjective, severe, harsh, determined)
2
unaffected(adjective, hard, careless, indifferent)
2
unconcerned(adjective, hard, careless, indifferent)
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APASmart Define. (2016). unbending thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unbending/thesaurus/synonyms
ChicagoSmart Define. 2016. "unbending thesaurus" https://smartdefine.org/unbending/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, unbending thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unbending/thesaurus/synonyms>.
MLASmart Define. "unbending thesaurus" 24 March 2016. Web. 1 October 2026. <https://smartdefine.org/unbending/thesaurus/synonyms>