58 entries under hard topic. ×

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discouraging(severe, offensive, distressing, upsetting)
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dismaying(severe, offensive, distressing, upsetting)
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foreboding(severe, offensive, distressing, upsetting)
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frightening(severe, offensive, distressing, upsetting)
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gloomy(severe, offensive, distressing, upsetting)
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labored(tough, difficult, boring, tedious)
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ominous(severe, offensive, distressing, upsetting)
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operose(tough, difficult, problematic, arduous)
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perplexing(severe, offensive, distressing, upsetting)
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perturbing(severe, offensive, distressing, upsetting)
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pessimistic(severe, offensive, distressing, upsetting)
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prophetic(severe, offensive, distressing, upsetting)
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sinister(severe, offensive, distressing, upsetting)
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startling(severe, offensive, distressing, upsetting)
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threatening(severe, offensive, distressing, upsetting)
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uncertain(severe, offensive, distressing, upsetting)
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unsettling(severe, offensive, distressing, upsetting)
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uphill(tough, problematic, trying, disorderly)
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APASmart Define. (2016). tiresome thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/tiresome/thesaurus/synonyms
ChicagoSmart Define. 2016. "tiresome thesaurus" https://smartdefine.org/tiresome/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, tiresome thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/tiresome/thesaurus/synonyms>.
MLASmart Define. "tiresome thesaurus" 19 February 2016. Web. 29 September 2026. <https://smartdefine.org/tiresome/thesaurus/synonyms>