10
unattractive(adjective, plain, improper, incorrect, unsuitable)
10
uncomely(adjective, improper, incorrect, unsuitable)
10
unworthy(adjective, mean, rough, base, value)
9
bad(adjective, dull, disgusting, ugly, bad-looking)
9
inept(adjective, agree, wrong, rude, awkward)
9
malapropos(adjective, agree, wrong, rude, suitable)
9
rough(adjective, wrong, rude, vulgar, improper)
9
tacky(adjective, style, informal, improper, cheap)
9
tasteless(adjective, style, wrong, offensive, rude)
9
unappealing(adjective, dull, disgusting, ugly, bad-looking)
9
undignified(adjective, rude, vulgar, inappropriate, indecent)
9
vile(adjective, dull, disgusting, ugly, bad-looking)
8
awkward(adjective, poor, improper, incorrect, unsuitable)
8
foul(adjective, dull, disgusting, ugly, bad-looking)
8
frumpy(adjective, dull, disgusting, ugly, bad-looking)
8
repulsive(adjective, dull, disgusting, vulgar, ugly)
8
revolting(adjective, dull, disgusting, vulgar, ugly)
8
scandalous(adjective, vulgar, disgraceful, dishonorable, disrepute)
8
wrong(adjective, rude, suitable, improper, shocking)
7
clumsy(adjective, vulgar, improper, incorrect, unsuitable)
10 years ago|24k views|share |citing 
APASmart Define. (2016). unbecoming thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unbecoming/thesaurus/synonyms
ChicagoSmart Define. 2016. "unbecoming thesaurus" https://smartdefine.org/unbecoming/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, unbecoming thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unbecoming/thesaurus/synonyms>.
MLASmart Define. "unbecoming thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/unbecoming/thesaurus/synonyms>