20 entries under pitilessly topic. ×

13
brutally(adverb, fast, sprightly, severely, intensely)
7
atrociously(adverb, badly, fiercely, viciously)
7
hardheartedly(adverb, fiercely, violently, viciously, in a bad way)
7
mercilessly
6
pitilessly(adverb, fiercely, violently, unkindly, nastily)
6
ruthlessly
5
barbarically(adverb, in awful way)
5
bloodthirstily(adverb, negatively)
5
unmercifully
4
diabolically(adverb, badly, fiercely, viciously)
4
fiendishly
4
hellishly
4
inhumanely
4
unsympathetically
3
remorselessly(adverb, fast, intensely, fiercely, violently)
2
unfeelingly
2
stonily
2
unpityingly
1
cold-bloodedly(adverb, ruthlessly, mercilessly)
1
cold-heartedly(adverb, ruthlessly, mercilessly)
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APASmart Define. (2016). cruelly thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/cruelly/thesaurus/synonyms
ChicagoSmart Define. 2016. "cruelly thesaurus" https://smartdefine.org/cruelly/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, cruelly thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/cruelly/thesaurus/synonyms>.
MLASmart Define. "cruelly thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/cruelly/thesaurus/synonyms>