"cổ ngữ" meaning in Vietnamese

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        "2": "noun",
        "3": "",
        "4": "",
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      "expansion": "cổ ngữ",
      "name": "head"
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    {
      "args": {},
      "expansion": "cổ ngữ",
      "name": "vi-noun"
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  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "68 32",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
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          "_dis": "87 13",
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        {
          "english": "a book written in the Latin language of old",
          "text": "cuốn sách viết bằng cổ ngữ Latinh",
          "type": "example"
        }
      ],
      "glosses": [
        "ancient language"
      ],
      "id": "en-cổ_ngữ-vi-noun-IX2Rjd3N",
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        "(literary) ancient language"
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        "old saying"
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        "(literary) old saying"
      ],
      "tags": [
        "literary"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ko˧˩ ŋɨ˦ˀ˥]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[kow˧˨ ŋɨ˧˨]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[kow˨˩˦ ŋɨ˨˩˦]",
      "note": "Saigon"
    }
  ],
  "word": "cổ ngữ"
}

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      "expansion": "cổ ngữ",
      "name": "head"
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    {
      "args": {},
      "expansion": "cổ ngữ",
      "name": "vi-noun"
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  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
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        "Vietnamese terms with usage examples"
      ],
      "examples": [
        {
          "english": "a book written in the Latin language of old",
          "text": "cuốn sách viết bằng cổ ngữ Latinh",
          "type": "example"
        }
      ],
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        "ancient language"
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        "(literary) old saying"
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        "literary"
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      "ipa": "[kow˧˨ ŋɨ˧˨]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[kow˨˩˦ ŋɨ˨˩˦]",
      "note": "Saigon"
    }
  ],
  "word": "cổ ngữ"
}