70 entries under severe topic. ×

5
caustic(adjective, strong, hard, sharp)
5
chill(adjective, cool, keen, sharp)
5
nippy(adjective, cool, keen, sharp)
5
numbing(adjective, cool, keen, sharp)
5
powerful(adjective, strong, sharp, intense)
4
acrimonious(adjective, strong, hard, cold)
4
glacial(adjective, cool, keen, sharp)
4
nipping(adjective, cool, keen, sharp)
3
chilly(adjective, cool, keen, sharp)
3
frosty(adjective, cool, keen, sharp)
3
sarcastic(adjective, strong, hard, sharp)
3
snappy(adjective, strong, cool, keen)
3
tart(adjective, strong, sharp, intense)
2
algid(adjective, cool, keen, sharp)
2
analytical(adjective, sharp, harsh, critical)
2
below zero(expression, cool, keen, sharp)
2
bleak(adjective, cool, keen, sharp)
2
boreal(adjective, cool, keen, sharp)
2
brisk(adjective, cool, keen, sharp)
2
brumal(adjective, cool, keen, sharp)
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APASmart Define. (2015). penetrating thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/penetrating/thesaurus/synonyms
ChicagoSmart Define. 2015. "penetrating thesaurus" https://smartdefine.org/penetrating/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, penetrating thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/penetrating/thesaurus/synonyms>.
MLASmart Define. "penetrating thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/penetrating/thesaurus/synonyms>