Noun obtuseness has 2 senses
  1. dullness, dulness, obtuseness - the quality of being slow to understand
    --1 is a kind of stupidity
    --1 has particulars: oscitancy, oscitance
  2. obtuseness - the quality of lacking a sharp edge or point
    --2 is a kind of
    dullness, dulness, bluntness
    Antonyms: acuteness
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