170 entries under hard topic. ×

5
brutal(adjective, mean, severe, sharp)
5
cold(adjective, person, mean, cool)
5
cool(adjective, person, mean, unpleasant)
5
ignoble(adjective, mean, bad, evil)
5
impolite(adjective, bad, tough, harsh)
4
discourteous(adjective, tough, severe, sharp)
4
extreme(adjective, tough, harsh, rude)
4
ruthless(adjective, mean, severe, sharp)
4
treacherous(adjective, bad, rough, dark)
4
uncompassionate(adjective, mean, cool, evil)
3
brusque(adjective, mean, tough, sharp)
3
crusty(adjective, tough, harsh, rude)
3
curt(adjective, tough, harsh, rude)
3
gruff(adjective, severe, sharp, rude)
3
perfidious(adjective, rough, rude, cruel)
3
pesky(adjective, rough, rude, unpleasant)
3
pitiless(adjective, severe, sharp, bleak)
3
raw(adjective, mean, bad, blue)
3
stern(adjective, severe, sharp, bleak)
3
uncongenial(adjective, mean, cool, unpleasant)
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APASmart Define. (2016). nasty thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/nasty/thesaurus/synonyms
ChicagoSmart Define. 2016. "nasty thesaurus" https://smartdefine.org/nasty/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, nasty thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/nasty/thesaurus/synonyms>.
MLASmart Define. "nasty thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/nasty/thesaurus/synonyms>