42 entries under unpleasant topic. ×

13
acrid(adjective, sharp, harsh, bitter)
12
acerbic(adjective, mean, evil, taste, sharp)
12
bitter(adjective, mean, evil, sharp, nasty)
12
caustic(adjective, mean, evil, sharp, nasty)
12
sharp(adjective, mean, evil, nasty, harsh)
11
acid(noun, adjective, mean, evil, taste)
11
tart(noun, adjective, taste, sharp, harsh)
10
biting(adjective, mean, evil, sharp, nasty)
10
harsh(adjective, sharp, critical, unkind)
9
astringent(adjective, sharp, harsh, bitter)
9
cutting(adjective, mean, evil, sharp, nasty)
8
acetous(adjective, taste, sharp, harsh)
8
acrimonious(adjective, mean, sharp, nasty)
8
keen(adjective, sharp, bitter, sour)
7
stinging(adjective, sharp, bitter, sour)
6
dry(adjective, taste, sharp, bitter)
6
tangy(adjective, taste, sharp, harsh)
5
acidic(adjective, sharp, harsh, bitter)
5
pungent(adjective, sharp, bitter, critical)
4
scathing(harsh, critical, caustic, cutting)
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APASmart Define. (2015). acerb thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/acerb/thesaurus/synonyms
ChicagoSmart Define. 2015. "acerb thesaurus" https://smartdefine.org/acerb/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, acerb thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/acerb/thesaurus/synonyms>.
MLASmart Define. "acerb thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/acerb/thesaurus/synonyms>