180 entries under nasty topic. ×

11
stinging(adjective, strong, severe, sharp)
11
unhappy(adjective, bad, offensive, unpleasant)
9
hostile(adjective, mean, hard, severe, evil)
8
down(adjective, hard, evil, rough)
8
vitriolic(adjective, mean, severe, hostile)
7
mean(adjective, bad, severe, cross)
7
rank(adjective, hard, unpleasant, corrupt)
7
rough(adjective, bad, hard, severe, sharp)
7
unfriendly(adjective, mean, hard, evil, rough)
6
resentful(adjective, severe, informal, cross)
6
unsavory(adjective, bad, offensive, unpleasant)
5
embittered(adjective, severe, hostile, disagreeable)
5
severe(adjective, hard, sharp, flat, rough)
4
displeasing(adjective, quiet, bad, offensive)
4
unappetizing(adjective, bad, unpleasant, disagreeable)
4
unattractive(adjective, bad, horrible, disagreeable)
4
unpalatable(adjective, bad, offensive, unpleasant)
3
bellicose(adjective, mean, unfriendly, irritable)
3
cold(adjective, mean, hostile, unfriendly)
3
contrary(adjective, difficult, cold, hostile)
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APASmart Define. (2016). sour thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/sour/thesaurus/synonyms
ChicagoSmart Define. 2016. "sour thesaurus" https://smartdefine.org/sour/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, sour thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/sour/thesaurus/synonyms>.
MLASmart Define. "sour thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/sour/thesaurus/synonyms>