"too-muchness" meaning in English

{
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        "1": "en",
        "2": "too much",
        "3": "ness"
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      "expansion": "too much + -ness",
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  "etymology_text": "From too much + -ness.",
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      "expansion": "too-muchness (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "ref": "2001, Oliver Sacks, Uncle Tungsten: Memories of a Chemical Boyhood:",
          "text": "[…] for I was becoming obsessed, going overboard with toning, with the possibility of pressing all the metals I knew into use in the darkroom, and forgetting what photography was really for. This sort of too-muchness had no doubt been noticed at school, for it was around this time that I received a school report that said, 'Sacks will go far, if he does not go too far.'",
          "type": "quote"
        },
        {
          "ref": "2023 July 10, Zachary Woolfe, “Review: Ted Hearne’s Sweet, Sad American Elegy”, in The New York Times:",
          "text": "Yet I would have hated to lose “Search.” And Hearne’s earnest too-muchness, his eagerness to stuff as much as possible into each piece, has become such a central feature of his artistry that it’s hard to think of it as a weakness. It’s who he is.",
          "type": "quote"
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      ],
      "glosses": [
        "Excessiveness."
      ],
      "id": "en-too-muchness-en-noun-ZTeCvAoR",
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        [
          "Excessiveness",
          "excessiveness"
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      ],
      "tags": [
        "uncountable"
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    }
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  "word": "too-muchness"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "too much",
        "3": "ness"
      },
      "expansion": "too much + -ness",
      "name": "suffix"
    }
  ],
  "etymology_text": "From too much + -ness.",
  "head_templates": [
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      "expansion": "too-muchness (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "ref": "2001, Oliver Sacks, Uncle Tungsten: Memories of a Chemical Boyhood:",
          "text": "[…] for I was becoming obsessed, going overboard with toning, with the possibility of pressing all the metals I knew into use in the darkroom, and forgetting what photography was really for. This sort of too-muchness had no doubt been noticed at school, for it was around this time that I received a school report that said, 'Sacks will go far, if he does not go too far.'",
          "type": "quote"
        },
        {
          "ref": "2023 July 10, Zachary Woolfe, “Review: Ted Hearne’s Sweet, Sad American Elegy”, in The New York Times:",
          "text": "Yet I would have hated to lose “Search.” And Hearne’s earnest too-muchness, his eagerness to stuff as much as possible into each piece, has become such a central feature of his artistry that it’s hard to think of it as a weakness. It’s who he is.",
          "type": "quote"
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      ],
      "glosses": [
        "Excessiveness."
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  "word": "too-muchness"
}