"bâu" meaning in Tày

{
  "etymology_text": "Compare bau.",
  "head_templates": [
    {
      "args": {
        "1": "tyz",
        "2": "adjective",
        "head": "",
        "tr": ""
      },
      "expansion": "bâu",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "bâu",
      "name": "tyz-adj"
    }
  ],
  "lang": "Tày",
  "lang_code": "tyz",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Tày entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "open-minded (literally, “light-headed”)",
          "text": "hua bâu",
          "type": "example"
        }
      ],
      "glosses": [
        "light (in weight)"
      ],
      "id": "en-bâu-tyz-adj-2yCTDYWJ",
      "links": [
        [
          "light",
          "light"
        ]
      ],
      "synonyms": [
        {
          "word": "bau"
        },
        {
          "word": "nẩư"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ɓəw˧˧]",
      "note": "Thạch An – Tràng Định"
    },
    {
      "ipa": "[ɓəw˦˥]",
      "note": "Trùng Khánh"
    }
  ],
  "word": "bâu"
}

{
  "etymology_text": "Compare bau.",
  "head_templates": [
    {
      "args": {
        "1": "tyz",
        "2": "adjective",
        "head": "",
        "tr": ""
      },
      "expansion": "bâu",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "bâu",
      "name": "tyz-adj"
    }
  ],
  "lang": "Tày",
  "lang_code": "tyz",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "Pages with 4 entries",
        "Pages with entries",
        "Tày adjectives",
        "Tày entries with incorrect language header",
        "Tày lemmas",
        "Tày terms with IPA pronunciation",
        "Tày terms with usage examples"
      ],
      "examples": [
        {
          "english": "open-minded (literally, “light-headed”)",
          "text": "hua bâu",
          "type": "example"
        }
      ],
      "glosses": [
        "light (in weight)"
      ],
      "links": [
        [
          "light",
          "light"
        ]
      ],
      "synonyms": [
        {
          "word": "bau"
        },
        {
          "word": "nẩư"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ɓəw˧˧]",
      "note": "Thạch An – Tràng Định"
    },
    {
      "ipa": "[ɓəw˦˥]",
      "note": "Trùng Khánh"
    }
  ],
  "word": "bâu"
}