4
dour(adjective, person, hard, tough, severe)
4
dreary(adjective, sad, sorrow, depression, woe)
4
embarrassing(adjective, hard, severe, nasty, difficult)
4
grotesque(adjective, ugly)
4
grouchy
4
hellish(adjective, difficult, awful, terrible, horrible)
4
horrendous(adjective, tough, severe, nasty, intense)
4
ill(adjective, mean, harsh, hostile, unfriendly)
4
impolite(adjective, hard, tough, harsh, rude)
4
improper(adjective, hard, tough, harsh, offensive)
4
invalid(adjective, bad)
4
irascible(irritable, disagreeable, touchy, ill-tempered)
4
joyless(adjective, sad, sorrow, depression, woe)
4
ominous(adjective, person, mean, hard, severe)
4
poor(adjective, bad, severe, nasty, awful)
4
saddening(adjective, sickness, ache, anguishes)
4
shabby
4
sinister(adjective, person, mean, hard, severe)
4
sordid(adjective, mean, awful, terrible, vicious)
4
threatening(adjective, person, mean, hard, severe)
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APASmart Define. (2016). unpleasant thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unpleasant/thesaurus/synonyms
ChicagoSmart Define. 2016. "unpleasant thesaurus" https://smartdefine.org/unpleasant/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, unpleasant thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unpleasant/thesaurus/synonyms>.
MLASmart Define. "unpleasant thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/unpleasant/thesaurus/synonyms>