Synonyms|760Antonyms|338|Broader|43Narrower|60Related|1.5k

45 entries under toughness topic. ×

8
merciless(adjective, characteristic, severity, cruelty)
7
callous(adjective, characteristic, severity, cruelty)
6
barbaric(adjective, characteristic, severity, cruelty)
6
cold-blooded(adjective, characteristic, severity, cruelty)
6
savage(adjective, characteristic, severity, cruelty)
6
truculent(adjective, characteristic, severity, cruelty)
5
ferocious(adjective, characteristic, severity, cruelty)
5
monstrous(adjective, characteristic, severity, cruelty)
5
wicked(adjective, characteristic, severity, cruelty)
5
wolfish(adjective, characteristic, severity, cruelty)
3
appalling(adjective, characteristic, severity)
3
barbarian(adjective, characteristic, severity)
3
coarse(adjective, characteristic, severity)
3
cold-hearted(adjective, characteristic, severity)
3
crude(adjective, characteristic, severity)
3
ignorant(adjective, characteristic, severity)
3
primitive(adjective, characteristic, severity)
3
rude(adjective, characteristic, severity)
3
uncivil(adjective, characteristic, severity)
3
uncivilised(adjective, characteristic, severity)
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ChicagoSmart Define. 2016. "charitable thesaurus" https://smartdefine.org/charitable/thesaurus/antonyms (accessed September 28, 2026).
HarvardSmart Define 2016, charitable thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/charitable/thesaurus/antonyms>.
MLASmart Define. "charitable thesaurus" 23 March 2016. Web. 28 September 2026. <https://smartdefine.org/charitable/thesaurus/antonyms>