Synonyms|659Antonyms|108|Broader|7Narrower|0Related|670

117 entries under hard topic. ×

3
stubborn(adjective, appearance, strong, severe)
3
austere(adjective, appearance, mean, strong)
3
compassionless(adjective, mean, severe, harsh)
3
intractable(adjective, appearance, severe, rough)
3
rigorous(adjective, tough, harsh, unpleasant)
3
satanic(adjective, mean, harsh, cold)
3
soulless(adjective, mean, harsh, cold)
3
surly(adjective, mean, tough, severe)
3
thick-skinned(adjective, tough, severe, cruel)
2
abusive(adjective, mean, severe, sharp)
2
exacting(adjective, tough, severe, rough)
2
frigid(adjective, mean, harsh, cold)
2
punitive(adjective, severe, sharp, nasty)
2
shameless(adjective, tough, evil, harsh)
2
stiff(adjective, rough, harsh, cruel)
2
ungracious(adjective, severe, sharp, nasty)
2
wicked(adjective, mean, severe, evil)
1
asleep(adjective, tough, severe, cold)
1
avaricious(adjective, tough, harsh, cruel)
1
benumbed(adjective, tough, severe, cold)
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APASmart Define. (2016). ruthless thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/ruthless/thesaurus/synonyms
ChicagoSmart Define. 2016. "ruthless thesaurus" https://smartdefine.org/ruthless/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, ruthless thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/ruthless/thesaurus/synonyms>.
MLASmart Define. "ruthless thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/ruthless/thesaurus/synonyms>