42 entries under hideous topic. ×

6
abhorrent(adjective, displeasure, plain, disgust, ugliness)
6
revolting(adjective, appearance, attitude, plain, ugliness)
6
shocking(adjective, appearance, attitude, plain, ugliness)
6
unprepossessing(adjective, appearance, attitude, plain, ugliness)
5
unappealing(adjective, plain, homely, appearance, look)
5
ill-favored(adjective, plain, homely, appearance, look)
5
objectionable(adjective, plain, homely, appearance, look)
5
unaesthetic(adjective, plain, homely, appearance, look)
5
unbeautiful(adjective, plain, homely, appearance, look)
5
uncomely(adjective, plain, homely, appearance, look)
5
unhandsome(adjective, plain, homely, appearance, look)
5
unpleasing(adjective, plain, homely, appearance, look)
5
unpretty(adjective, plain, homely, appearance, look)
4
dreadful(adjective, plain, homely, appearance, look)
4
frumpy(adjective, plain, homely, appearance, look)
4
nauseating(adjective, plain, homely, appearance, look)
4
repellant(adjective, displeasure, disgust, ugliness, appearance)
4
sickening(adjective, plain, homely, appearance, look)
4
terrible(adjective, plain, homely, appearance, look)
4
unappetizing(adjective, plain, homely, appearance, look)
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APASmart Define. (2016). pretty thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/pretty/thesaurus/antonyms
ChicagoSmart Define. 2016. "pretty thesaurus" https://smartdefine.org/pretty/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2016, pretty thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/pretty/thesaurus/antonyms>.
MLASmart Define. "pretty thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/pretty/thesaurus/antonyms>