52 entries under hard topic. ×

6
perplexing(noun, adjective, tough, severe)
6
worrying(adjective, bad, tough, severe)
5
aggravating(verb, adjective, severe, uncertain)
5
dismaying(adjective, severe, offensive, disgusting)
5
frightening(adjective, severe, offensive, disgusting)
5
inconvenient(adjective, severe, offensive, awkward)
5
severe(adjective, great, tough, offensive)
5
unpleasant(adjective, tough, severe, offensive)
4
alarming(adjective, severe, offensive, disgusting)
4
difficult(adjective, tough, severe, offensive)
4
disagreeable(adjective, severe, offensive, rude)
4
gloomy(adjective, severe, sad, offensive)
4
startling(adjective, severe, offensive, astonishing)
4
tiresome(adjective, severe, offensive, irritating)
3
burdensome(adjective, severe, offensive, irritating)
3
foreboding(adjective, severe, offensive, distressing)
3
ominous(adjective, severe, offensive, cruel)
3
onerous(adjective, severe, offensive, awful)
3
pessimistic(adjective, severe, offensive, distressing)
3
provoking(adjective, severe, offensive, distressing)
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APASmart Define. (2015). upsetting thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/upsetting/thesaurus/synonyms
ChicagoSmart Define. 2015. "upsetting thesaurus" https://smartdefine.org/upsetting/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, upsetting thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/upsetting/thesaurus/synonyms>.
MLASmart Define. "upsetting thesaurus" 21 July 2015. Web. 23 September 2026. <https://smartdefine.org/upsetting/thesaurus/synonyms>