81 entries under unkind topic. ×

5
bitter(adjective, hard, severe, evil, sharp)
5
inclement(adjective, harsh, unpleasant, cruel, vicious)
5
malevolent(adjective, mean, evil, nasty, harsh)
5
virulent(adjective, evil, nasty, harsh, vicious)
4
flinty(adjective, evil, nasty, harsh, cruel)
4
nasty(adjective, mean, hard, severe, sharp)
4
rancorous(adjective, mean, evil, nasty, harsh)
3
stubborn(adjective, appearance, strong, hard, severe)
3
austere(adjective, appearance, mean, strong, hard)
3
revengeful(adjective, mean, evil, nasty, harsh)
3
thick-skinned(adjective, hard, tough, severe, cruel)
2
depraved(adjective, evil, nasty, harsh, corrupt)
2
evil(adjective, mean, nasty, harsh, corrupt)
2
malicious(adjective, animal, mean, nasty, harsh)
2
perverse(adjective, nasty, cruel, wicked, brutal)
2
sinful(adjective, evil, nasty, harsh, corrupt)
2
spiteful(adjective, mean, evil, nasty, harsh)
2
wicked(adjective, mean, hard, severe, evil)
1
bleak(adjective, appearance, severe, harsh, terrible)
1
cold fish(expression, adjective, hard, tough, severe)
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APASmart Define. (2016). ruthless thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/ruthless/thesaurus/synonyms
ChicagoSmart Define. 2016. "ruthless thesaurus" https://smartdefine.org/ruthless/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, ruthless thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/ruthless/thesaurus/synonyms>.
MLASmart Define. "ruthless thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/ruthless/thesaurus/synonyms>