86 entries under severe topic. ×

38
bitter(adjective, strong, hard, taste)
30
sharp(adjective, attack, strong, hard, respect)
27
harsh(adjective, tough, taste, sharp)
24
biting(verb, adjective, attack, strong, respect)
20
caustic(adjective, attack, strong, respect)
19
sour(adjective, strong, hard, tough)
16
acerbic(adjective, attack, respect, taste)
13
cutting(verb, adjective, attack, strong, respect)
9
astringent(adjective, attack, hard, respect)
5
rough(adjective, hard, sharp, flat)
4
austere(adjective, nasty, harsh, lively)
4
coarse(adjective, hard, sharp, flat)
4
nasty(adjective, bleak, stark, austere)
3
clashing(adjective, hard, sharp, flat)
3
hard(adjective, sharp, flat, rough)
3
strident(adjective, hard, sharp, flat)
2
asperous(adjective, hard, sharp, flat)
2
stern(adjective, bleak, stark, austere)
2
stringent(adjective, strong, sharp, powerful)
2
unpleasant(adjective, sharp, harsh, bitter)
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APASmart Define. (2015). acrid thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/acrid/thesaurus/synonyms
ChicagoSmart Define. 2015. "acrid thesaurus" https://smartdefine.org/acrid/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, acrid thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/acrid/thesaurus/synonyms>.
MLASmart Define. "acrid thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/acrid/thesaurus/synonyms>