73 entries under unpleasant topic. ×

3
acetic(adjective, sharp, bitter, sour)
3
disagreeable(adjective, nasty, distasteful, revolting)
3
offensive(adjective, mean, evil, sharp, nasty)
2
acetose(adjective, sharp, bitter, sour)
2
rough(adjective, nasty, disagreeable, distasteful)
2
soured(adjective, sharp, bitter, sour)
2
sourish(adjective, sharp, bitter, sour)
2
unsavory(adjective, sharp, nasty, disagreeable)
1
bad(adjective, sharp, bitter, sour)
1
bland(adjective, nasty, disagreeable, distasteful)
1
briny(adjective, sharp, bitter, sour)
1
curdled(adjective, sharp, bitter, sour)
1
fermented(adjective, sharp, bitter, sour)
1
green(adjective, sharp, bitter, sour)
1
musty(adjective, sharp, bitter, sour)
1
peppery(adjective, strong, sharp, powerful)
1
rancid(adjective, sharp, nasty, disagreeable)
1
salty(adjective, mean, strong, evil, sharp)
1
tough(adjective, nasty, harsh, gloomy)
1
turned(adjective, sharp, bitter, sour)
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APASmart Define. (2015). acid thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/acid/thesaurus/synonyms
ChicagoSmart Define. 2015. "acid thesaurus" https://smartdefine.org/acid/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, acid thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/acid/thesaurus/synonyms>.
MLASmart Define. "acid thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/acid/thesaurus/synonyms>