53 entries under acid topic. ×

7
unpleasant(adjective, sharp, harsh, tender, cruel)
6
alkaline(adjective, basic, burning, corrosive)
6
dry(adjective, severe, sharp, unpleasant, bitter)
6
satirical(adjective, close, mean, strong, severe)
5
acidic(adjective, attack, respect, severe, sharp)
5
cynical(adjective, mean, evil, keen, sharp)
5
nasty(adjective, severe, sharp, harsh, rude)
4
hostile(adjective, mean, severe, evil, sharp)
3
salty(adjective, mean, strong, evil, sharp)
3
tangy(adjective, strong, sharp, unpleasant, powerful)
2
bad(adjective, sharp, unpleasant, bitter, sour)
2
peppery(adjective, strong, keen, sharp, unpleasant)
1
acetic(adjective, severe, sharp, harsh, unpleasant)
1
acetose(adjective, sharp, unpleasant, bitter, critical)
1
acetous(adjective, sharp, unpleasant, bitter, sour)
1
acidulated(adjective, sharp, unpleasant, bitter, sour)
1
briny(adjective, sharp, unpleasant, bitter, sour)
1
curdled(adjective, sharp, unpleasant, bitter, sour)
1
fermented(adjective, sharp, unpleasant, bitter, sour)
1
green(adjective, sharp, unpleasant, bitter, sour)
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APASmart Define. (2015). caustic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/caustic/thesaurus/synonyms
ChicagoSmart Define. 2015. "caustic thesaurus" https://smartdefine.org/caustic/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, caustic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/caustic/thesaurus/synonyms>.
MLASmart Define. "caustic thesaurus" 21 July 2015. Web. 26 September 2026. <https://smartdefine.org/caustic/thesaurus/synonyms>