90 entries under severe topic. ×

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foreboding(hard, offensive, distressing, upsetting)
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impeding(hard, offensive, distressing, upsetting)
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perturbing(hard, offensive, distressing, upsetting)
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pessimistic(hard, offensive, distressing, upsetting)
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pinched
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prophetic(hard, offensive, distressing, upsetting)
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provoking(hard, offensive, distressing, upsetting)
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reduced
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solemn(adjective, hard, rough, tedious)
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unpermissive(adjective, hard, rough)
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APASmart Define. (2016). difficult thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/difficult/thesaurus/synonyms
ChicagoSmart Define. 2016. "difficult thesaurus" https://smartdefine.org/difficult/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, difficult thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/difficult/thesaurus/synonyms>.
MLASmart Define. "difficult thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/difficult/thesaurus/synonyms>