132 entries under unkind topic. ×

4
unfriendly(adjective, hard, evil, rough, nasty)
4
unrelenting(adjective, mean, hard, tough, severe)
4
vicious(adjective, mean, hard, evil, rough)
3
fierce(adjective, mean, hard, severe, evil)
3
imperceptive(adjective, indifferent, unresponsive, heartless)
3
implacable(adjective, mean, hard, severe, evil)
3
sadistic(adjective, mean, evil, nasty, harsh)
3
sarcastic(adjective, hard, insolent, cutting)
3
tyrannical(adjective, hard, tough, evil, nasty)
2
evil(adjective, hard, rough, nasty, harsh)
2
ferocious(adjective, mean, hard, evil, rough)
2
hateful(adjective, mean, evil, nasty, harsh)
2
inexorable(adjective, mean, hard, severe, evil)
2
malevolent(adjective, mean, evil, nasty, harsh)
2
nasty(adjective, mean, hard, cool, rough)
2
rancorous(adjective, mean, tough, evil, nasty)
2
rugged(adjective, set, strong, hard, tough)
2
shameless(adjective, hard, tough, evil, rough)
2
unnatural(adjective, evil, nasty, harsh, vicious)
1
bad-tempered(adjective, hard, evil, rough, nasty)
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APASmart Define. (2016). callous thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/callous/thesaurus/synonyms
ChicagoSmart Define. 2016. "callous thesaurus" https://smartdefine.org/callous/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, callous thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/callous/thesaurus/synonyms>.
MLASmart Define. "callous thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/callous/thesaurus/synonyms>