375 entries under adjective topic. ×

7
malicious
7
mordacious(mean, attack, respect, severe)
7
peevish(irritable, discourtesy)
7
piquant(feeling, strong, hard, severe)
7
unpleasant(sharp, harsh, tender, cruel)
6
aching(painful, sickness, ache, anguishes)
6
alkaline(basic, burning, acid, corrosive)
6
arduous(painful, sickness, ache, anguishes)
6
awful(painful, sickness, ache, anguishes)
6
blistering
6
crabbed(irritable, discourtesy)
6
crusty
6
destructive(disparaging, hurtful)
6
dire(painful, sickness, ache, anguishes)
6
distressing(painful, sickness, ache, anguishes)
6
dreadful(painful, sickness, ache, anguishes)
6
dry(severe, sharp, unpleasant, bitter)
6
excruciating(pain, painful, sickness, ache)
6
extreme(strong, harsh, tender, intense)
6
grievous(painful, sickness, ache, anguishes)
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APASmart Define. (2015). caustic thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/caustic/thesaurus/synonyms
ChicagoSmart Define. 2015. "caustic thesaurus" https://smartdefine.org/caustic/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, caustic thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/caustic/thesaurus/synonyms>.
MLASmart Define. "caustic thesaurus" 21 July 2015. Web. 25 September 2026. <https://smartdefine.org/caustic/thesaurus/synonyms>