315 entries under adjective topic. ×

4
penetrating(strong, severe, sharp, intense)
4
rough(open, direct, nasty, unpleasant)
4
sardonic(strong, severe, sharp, intense)
4
stringent
4
surly(tough, rough, harsh, awkward)
4
terse(open, rough, rude, short)
4
touchy(irritable, grumpy, bad-tempered, tetchy)
4
unripe(sharp, unpleasant, bitter, sour)
4
vinegarish(harsh, bitter, sour, acidic)
3
acescent
3
acidulent
3
bearish
3
blunt(open, tough, severe, rough)
3
critical(severe, sharp, unpleasant, bitter)
3
cross(speech, unfriendly, irritable, bitter)
3
dour(severe, grumpy, bad-tempered, tetchy)
3
grouchy(grumpy, bad-tempered, tetchy)
3
piercing(strong, severe, sharp, intense)
3
rigorous
3
salty(strong, sharp, unpleasant, powerful)
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APASmart Define. (2015). tart thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/tart/thesaurus/synonyms
ChicagoSmart Define. 2015. "tart thesaurus" https://smartdefine.org/tart/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, tart thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/tart/thesaurus/synonyms>.
MLASmart Define. "tart thesaurus" 17 July 2015. Web. 27 September 2026. <https://smartdefine.org/tart/thesaurus/synonyms>