710 entries under adjective topic. ×

12
rotten(bad, hard, evil, rough)
11
acerb(taste, sharp, harsh, bitter)
11
acidulous(taste, sharp, harsh, bitter)
11
bad(nasty, offensive, unpleasant, rank)
11
distasteful(bad, nasty, offensive, unpleasant)
11
dry(hard, taste, sharp, flat)
11
keen(strong, sharp, property, powerful)
11
saturnine(happy, sadness, gloom, unclear)
11
snappish(tough, difficult, harsh, feelings)
11
soured(rank, disagreeable, bitter, stale)
11
stale(hard, rank, corrupt, foul)
11
stinging(strong, severe, sharp, nasty)
11
tangy(strong, taste, sharp, harsh)
11
unhappy(bad, nasty, offensive, unpleasant)
10
cranky(difficult, feelings, gloomy, depressed)
10
grim(appearance, hard, tough, severe)
10
gruff(severe, low, sad, cross)
10
piquant(strong, sharp, powerful, hot)
9
hostile(mean, hard, severe, evil)
9
nasty(mean, bad, hard, severe)
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APASmart Define. (2016). sour thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/sour/thesaurus/synonyms
ChicagoSmart Define. 2016. "sour thesaurus" https://smartdefine.org/sour/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, sour thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/sour/thesaurus/synonyms>.
MLASmart Define. "sour thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/sour/thesaurus/synonyms>