70 entries under coarse topic. ×

8
unseemly(adjective, dull, wrong, rough, low)
7
barbarous(adjective, rough, offensive, rude, cruel)
7
philistine(adjective, smooth, vulgar, courtesy)
6
clumsy(adjective, rough, rude, awkward)
6
outlandish(adjective, rough, offensive, strange)
6
rough(adjective, dull, bad, smooth, nasty)
5
churlish(adjective, smooth, rough, rude)
5
indecent(adjective, dull, bad, rough, low)
5
sleazy(adjective, dull, rough, nasty, low)
4
ill-bred(adjective, smooth, rough, offensive, rude)
4
raunchy(adjective, dull, rough, nasty, low)
4
ugly(adjective, dull, rough, low, rude)
3
awkward(adjective, rough, rude, vulgar)
3
cloddish(adjective, rough, rude, awkward)
3
clownish(adjective, rough, rude, awkward)
3
impolite(adjective, bad, rough, offensive, rude)
3
in bad taste(expression, adjective, idiom, offensive, rude)
3
loutish(adjective, rough, rude, awkward)
3
off-color(adjective, bad, offensive, rude)
3
rank(adjective, dull, hard, rough, nasty)
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APASmart Define. (2015). tasteless thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/tasteless/thesaurus/synonyms
ChicagoSmart Define. 2015. "tasteless thesaurus" https://smartdefine.org/tasteless/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, tasteless thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/tasteless/thesaurus/synonyms>.
MLASmart Define. "tasteless thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/tasteless/thesaurus/synonyms>