2
ugly
2
unsightly(adjective, pretty)
1
foul
1
frightful
1
grotesque
1
homely
1
ill-favored
1
unappealing
1
unattractive
1
unbeautiful
1
uncomely
1
unhandsome
1
unlovely
1
unpleasing
1
unprepossessing(adjective, unsightly)
1
unpretty
1
vile
0
abhorrent
0
abominable
0
bad
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APASmart Define. (2016). sightly thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sightly/thesaurus/antonyms
ChicagoSmart Define. 2016. "sightly thesaurus" https://smartdefine.org/sightly/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2016, sightly thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sightly/thesaurus/antonyms>.
MLASmart Define. "sightly thesaurus" 1 April 2016. Web. 20 September 2026. <https://smartdefine.org/sightly/thesaurus/antonyms>