259 entries under tough topic. ×

6
insensitive(adjective, hard, cold, cruel)
5
brusque(adjective, mean, hard, evil)
5
cantankerous(adjective, hard, difficult, cross)
5
cold-blooded(adjective, mean, hard, harsh)
5
curt(adjective, hard, harsh, rude)
5
grueling(adjective, hard, difficult, harsh)
5
irritating(adjective, hard, offensive, painful)
5
short(adjective, hard, harsh, rude)
5
uncompassionate(adjective, hard, cold, cruel)
5
uphill(adjective, hard, difficult, violent)
4
bothersome(adjective, hard, difficult, awful)
4
churlish(adjective, hard, harsh, rude)
4
crusty(adjective, hard, harsh, rude)
4
hard-shell(adjective, strong, hard, serious)
4
hostile(adjective, mean, hard, evil)
4
immovable(adjective, strong, hard, cruel)
4
intolerable(adjective, hard, rough, difficult)
4
rude(adjective, hard, sharp, nasty)
4
steely(adjective, strong, hard, harsh)
4
surly(adjective, mean, hard, harsh)
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APASmart Define. (2016). severe thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/severe/thesaurus/synonyms
ChicagoSmart Define. 2016. "severe thesaurus" https://smartdefine.org/severe/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, severe thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/severe/thesaurus/synonyms>.
MLASmart Define. "severe thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/severe/thesaurus/synonyms>