137 entries under severe topic. ×

6
mortal(adjective, mean, harsh, awful)
6
sharp(adjective, hard, tough, nasty)
6
unbending(adjective, strong, hard, tough)
6
uncompromising(adjective, hard, rough, harsh)
6
wild(adjective, strong, rough, intense)
5
wanton(adjective, mean, harsh, senseless)
4
dog-eat-dog(adjective, mean, hard, harsh)
4
malign(adjective, mean, strong, nasty)
3
furious(adjective, strong, harsh, intense)
3
punitive(adjective, hard, sharp, nasty)
2
animal(adjective, adverb, strong, low)
2
dangerous(adjective, strong, hard, rough)
2
unemotional(adjective, mean, hard, cool, tough)
2
ungracious(adjective, mean, hard, tough)
2
unmusical(adjective, bleak, stark, austere)
2
venomous(adjective, mean, strong, nasty)
1
surly(adjective, mean, hard, tough)
1
authoritarian(adjective, strong, hard, tough)
1
deadened(adjective, hard, tough, cold)
1
discourteous(adjective, hard, tough, sharp)
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APASmart Define. (2016). cruel thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/cruel/thesaurus/synonyms
ChicagoSmart Define. 2016. "cruel thesaurus" https://smartdefine.org/cruel/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, cruel thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/cruel/thesaurus/synonyms>.
MLASmart Define. "cruel thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/cruel/thesaurus/synonyms>