97 entries under rough topic. ×

32
bitter(adjective, upset, mean, bad, strong)
26
harsh(adjective, hard, tough, severe, taste)
20
sharp(adjective, strong, hard, severe)
16
acrid(adjective, strong, hard, tough, severe)
16
cantankerous(adjective, hard, evil, nasty)
16
churlish(adjective, hard, nasty, low)
16
ill-tempered(adjective, hard, evil, nasty)
15
bad-tempered(adjective, hard, evil, nasty)
14
unpleasant(adjective, bad, hard, severe, evil)
12
disagreeable(adjective, bad, hard, evil)
12
rotten(adjective, bad, hard, evil)
11
dry(adjective, hard, taste, sharp, flat)
10
grim(adjective, appearance, hard, tough, severe)
9
hostile(adjective, mean, hard, severe, evil)
9
nasty(adjective, mean, bad, hard, severe)
9
off-key(adjective, hard, right, severe, sharp)
8
astringent(adjective, hard, severe, sharp)
8
down(adjective, hard, evil, nasty)
7
unfriendly(adjective, mean, hard, evil)
6
coarse(adjective, hard, severe, sharp, flat)
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APASmart Define. (2016). sour thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/sour/thesaurus/synonyms
ChicagoSmart Define. 2016. "sour thesaurus" https://smartdefine.org/sour/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, sour thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/sour/thesaurus/synonyms>.
MLASmart Define. "sour thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/sour/thesaurus/synonyms>