"bút danh" meaning in Vietnamese

{
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      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
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      "expansion": "",
      "name": "categorize"
    },
    {
      "args": {
        "1": "筆",
        "2": "writing instrument",
        "3": "名",
        "4": "name"
      },
      "expansion": "Sino-Vietnamese word from 筆名, composed of 筆 (“writing instrument”) and 名 (“name”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 筆名, composed of 筆 (“writing instrument”) and 名 (“name”).",
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    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "",
        "tr": ""
      },
      "expansion": "bút danh",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "bút danh",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
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          "parents": [],
          "source": "w"
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          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "vi",
          "name": "Onomastics",
          "orig": "vi:Onomastics",
          "parents": [
            "Linguistics",
            "Names",
            "Language",
            "Social sciences",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Communication",
            "Sciences",
            "Society",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "a pen name"
      ],
      "id": "en-bút_danh-vi-noun-4vbvz2qS",
      "links": [
        [
          "pen name",
          "pen name#English"
        ]
      ],
      "synonyms": [
        {
          "word": "biệt hiệu"
        },
        {
          "word": "tên chữ"
        },
        {
          "word": "tên tự"
        },
        {
          "word": "biểu tự"
        },
        {
          "word": "tự"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ʔɓut̚˧˦ zajŋ̟˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[ʔɓʊk̚˦˧˥ jɛɲ˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[ʔɓʊk͡p̚˦˥ jan˧˧]",
      "note": "Saigon"
    }
  ],
  "word": "bút danh"
}

{
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        "2": "Sino-Vietnamese words"
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      "expansion": "",
      "name": "categorize"
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    {
      "args": {
        "1": "筆",
        "2": "writing instrument",
        "3": "名",
        "4": "name"
      },
      "expansion": "Sino-Vietnamese word from 筆名, composed of 筆 (“writing instrument”) and 名 (“name”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 筆名, composed of 筆 (“writing instrument”) and 名 (“name”).",
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        "2": "noun",
        "3": "",
        "4": "",
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      },
      "expansion": "bút danh",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "bút danh",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
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        "Vietnamese nouns",
        "Vietnamese terms with IPA pronunciation",
        "vi:Onomastics"
      ],
      "glosses": [
        "a pen name"
      ],
      "links": [
        [
          "pen name",
          "pen name#English"
        ]
      ],
      "synonyms": [
        {
          "word": "biệt hiệu"
        },
        {
          "word": "tên chữ"
        },
        {
          "word": "tên tự"
        },
        {
          "word": "biểu tự"
        },
        {
          "word": "tự"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ʔɓut̚˧˦ zajŋ̟˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[ʔɓʊk̚˦˧˥ jɛɲ˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[ʔɓʊk͡p̚˦˥ jan˧˧]",
      "note": "Saigon"
    }
  ],
  "word": "bút danh"
}