157 entries under severe topic. ×

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discordant(adjective, bleak, stark, austere)
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discourteous(adjective, hard, sharp, nasty)
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dissonant(adjective, bleak, stark, austere)
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disturbing(adjective, unpleasant, vicious, painful)
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earsplitting(adjective, bleak, stark, austere)
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flat(adjective, bleak, stark, austere)
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glaring(adjective, bleak, stark, austere)
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grating(adjective, bleak, stark, austere)
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gruff(adjective, hard, sharp, nasty)
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guttural(adjective, bleak, stark, austere)
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hairy(adjective, hard, sharp, nasty)
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hard-shell(adjective, bleak, stark, austere)
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hoarse(adjective, bleak, stark, austere)
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hurtful(adjective, mean, harsh, unpleasant)
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incompatible(adjective, bleak, stark, austere)
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inhospitable(adjective, bleak, stark, austere)
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jagged(adjective, bleak, stark, austere)
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jangling(adjective, bleak, stark, austere)
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jarring(adjective, bleak, stark, austere)
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noisy(adjective, bleak, stark, austere)
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APASmart Define. (2016). ruthless thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/ruthless/thesaurus/synonyms
ChicagoSmart Define. 2016. "ruthless thesaurus" https://smartdefine.org/ruthless/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, ruthless thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/ruthless/thesaurus/synonyms>.
MLASmart Define. "ruthless thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/ruthless/thesaurus/synonyms>