216 entries under severe topic. ×

1
cutthroat(adjective, mean, harsh, cruel)
1
deep(shocking, explicit, weighty, sensational)
1
disagreeable(adjective, dull, mean, tough)
1
disagreeing(adjective, hard, sharp, flat)
1
disciplinary(adjective, strong, hard, tough)
1
disciplined
1
discordant(adjective, hard, sharp, flat)
1
dissonant(adjective, hard, sharp, flat)
1
dog-eat-dog(adjective, mean, harsh, cruel)
1
dyed-in-the-wool(adjective, strong, hard, tough)
1
earsplitting(adjective, hard, sharp, flat)
1
flat(adjective, hard, sharp, rough)
1
fundamental
1
glaring(adjective, hard, sharp, flat)
1
grating(adjective, hard, sharp, flat)
1
gratuitous(adjective, mean, harsh, cruel)
1
guttural(adjective, hard, sharp, flat)
1
hard-boiled(adjective, strong, hard, tough)
1
hard-line(adjective, strong, hard, tough)
1
hard-shell(adjective, strong, hard, tough)
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APASmart Define. (2016). grim thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/grim/thesaurus/synonyms
ChicagoSmart Define. 2016. "grim thesaurus" https://smartdefine.org/grim/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, grim thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/grim/thesaurus/synonyms>.
MLASmart Define. "grim thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/grim/thesaurus/synonyms>