170 entries under severe topic. ×

5
exacting(adjective, hard, tough, difficult)
5
ferocious(adjective, hard, harsh, rude)
5
grim(adjective, strong, hard, tough)
5
hard-boiled(adjective, person, strong, hard, simple)
5
onerous(adjective, hard, great, tough)
5
pugnacious(adjective, hard, nasty, harsh)
5
ruthless(adjective, hard, harsh, rude)
5
unforgiving(adjective, person, hard, harsh)
4
asperous(adjective, hard, sharp, coarse)
4
cracked(adjective, hard, sharp, harsh)
4
dissonant(adjective, hard, sharp, harsh)
4
drastic(adjective, hard, harsh, rude)
4
inflexible(adjective, person, strong, hard, tough)
4
intemperate(adjective, hard, difficult, harsh)
4
stridulous(adjective, hard, sharp, harsh)
4
troublesome(adjective, hard, tough, nasty)
4
unlevel(adjective, hard, sharp, coarse)
3
cold(adjective, extreme, rocky, intemperate)
3
drawing(noun, adjective, plan, harsh)
3
forbidding(adjective, person, strong, hard, tough)
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APASmart Define. (2016). rough thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/rough/thesaurus/synonyms
ChicagoSmart Define. 2016. "rough thesaurus" https://smartdefine.org/rough/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, rough thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/rough/thesaurus/synonyms>.
MLASmart Define. "rough thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/rough/thesaurus/synonyms>