132 entries under severe topic. ×

5
acrimonious
5
forceful(adjective, strong, sharp, harsh)
5
forcible(adjective, strong, sharp, harsh)
4
life-threatening(adjective, serious, grave, dangerous)
4
meticulous
4
oppressive(adjective, painful)
4
razor-sharp(adjective, strong, keen, sharp)
4
rigorous
4
strict(adjective, sharp, exact, discriminating)
3
afflictive(adjective, heavy, important, serious)
3
astringent(adjective, keen, sharp, lively)
3
brusque(adjective, violence, sudden)
3
consuming(adjective, strong, pain, intense)
3
cool(adjective, alert, wise, perceptive)
3
edged(adjective, strong, keen, sharp)
3
exacting
3
frosty
3
hazardous(adjective, awful, heavy, terrible)
3
immoderate(adjective, harsh, intense, terrible)
3
overwhelming(adjective, strong, great, intense)
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APASmart Define. (2016). acute thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/acute/thesaurus/synonyms
ChicagoSmart Define. 2016. "acute thesaurus" https://smartdefine.org/acute/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, acute thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/acute/thesaurus/synonyms>.
MLASmart Define. "acute thesaurus" 23 February 2016. Web. 26 September 2026. <https://smartdefine.org/acute/thesaurus/synonyms>