175 entries under severe topic. ×

4
embarrassing(adjective, hard, nasty, difficult)
4
horrendous(adjective, tough, nasty, intense)
4
ominous(adjective, person, mean, hard)
4
poor(adjective, bad, nasty, awful)
4
sinister(adjective, person, mean, hard)
4
threatening(adjective, person, mean, hard)
4
tiresome(adjective, hard, offensive, uncertain)
4
uncivil(adjective, hard, tough, sharp)
4
upsetting(adjective, hard, tough, offensive)
3
atrocious(adjective, bad, evil, awful)
3
burdensome(adjective, hard, offensive, painful)
3
discourteous(adjective, hard, tough, sharp)
3
gruff(adjective, hard, sharp, rough)
3
harrowing(adjective, hard, difficult, tender)
3
pesky(adjective, hard, evil, rough)
3
tough(adjective, mean, hard, cool)
3
vexing(hard, offensive, distressing, upsetting)
2
acrid(adjective, sharp, harsh, bitter)
2
alarming(adjective, hard, offensive, awful)
2
austere(adjective, hard, tough, sharp)
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APASmart Define. (2016). unpleasant thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unpleasant/thesaurus/synonyms
ChicagoSmart Define. 2016. "unpleasant thesaurus" https://smartdefine.org/unpleasant/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, unpleasant thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unpleasant/thesaurus/synonyms>.
MLASmart Define. "unpleasant thesaurus" 29 March 2016. Web. 30 September 2026. <https://smartdefine.org/unpleasant/thesaurus/synonyms>