3
uncongenial(adjective, coldhearted)
3
unsightly(adjective, ugly)
2
disfigured(adjective, ugly)
2
grotesque(adjective, ugly)
2
hideous(adjective, ugly)
2
ill-favored(offensive, improper, distasteful, intolerable)
2
inelegant(adjective, ugly)
2
obnoxious(adjective, offensive, improper, distasteful, intolerable)
2
odious(adjective, ugly)
2
off-putting
2
ordinary(adjective, plain, unattractive)
2
tasteless(adjective, nasty, unpleasant, unattractive, unfair)
2
thankless
2
trite(adjective, unpleasant, unattractive, appealing)
2
unalluring(nasty, plain, ugly, unattractive)
2
unsavory(adjective, nasty, unpleasant, unattractive, unfair)
1
aversive
1
bitter
1
bleak
1
brutal
10 years ago|10k views|share |citing 
APASmart Define. (2016). unappealing thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unappealing/thesaurus/synonyms
ChicagoSmart Define. 2016. "unappealing thesaurus" https://smartdefine.org/unappealing/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, unappealing thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unappealing/thesaurus/synonyms>.
MLASmart Define. "unappealing thesaurus" 31 March 2016. Web. 24 September 2026. <https://smartdefine.org/unappealing/thesaurus/synonyms>