70 entries under nasty topic. ×

16
distasteful(noun, adjective, bad, pain)
11
disagreeable(noun, adjective, bad, pain)
11
objectionable(noun, adjective, bad, like)
10
unacceptable(noun, adjective, bad, like)
9
displeasing(noun, adjective, bad, pain)
9
repulsive(adjective, bad, offensive, terrible)
9
unattractive(adjective, bad, offensive, horrible)
8
obnoxious(noun, adjective, bad, pain)
8
repugnant(adjective, offensive, rude, unpleasant)
5
bad(adjective, poor, pain, unhappy)
5
hateful(adjective, offensive, unpleasant, terrible)
5
offensive(adjective, poor, unpleasant, terrible)
5
repellent(noun, adjective, offensive, unpleasant)
4
bitter(adjective, pain, offensive, terrible)
4
unpalatable(adjective, bad, pain, offensive)
3
abhorrent(adjective, bad, offensive, terrible)
3
abominable(adjective, offensive, unpleasant, terrible)
3
odious(adjective, offensive, unpleasant, terrible)
3
troublesome(adjective, bad, offensive, horrible)
3
unlikable(adjective, bad, offensive, disgusting)
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APASmart Define. (2015). undesirable thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/undesirable/thesaurus/synonyms
ChicagoSmart Define. 2015. "undesirable thesaurus" https://smartdefine.org/undesirable/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, undesirable thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/undesirable/thesaurus/synonyms>.
MLASmart Define. "undesirable thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/undesirable/thesaurus/synonyms>