"bay" meaning in Tày

{
  "head_templates": [
    {
      "args": {
        "1": "tyz",
        "2": "noun",
        "head": "",
        "tr": ""
      },
      "expansion": "bay",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "bay",
      "name": "tyz-noun"
    }
  ],
  "lang": "Tày",
  "lang_code": "tyz",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "bây"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 18 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"
        }
      ],
      "glosses": [
        "Alternative form of bây"
      ],
      "id": "en-bay-tyz-noun-AYrHg6TI",
      "links": [
        [
          "bây",
          "bây#Tày"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ɓaj˧˧]",
      "note": "Thạch An – Tràng Định"
    },
    {
      "ipa": "[ɓaj˦˥]",
      "note": "Trùng Khánh"
    }
  ],
  "word": "bay"
}

{
  "categories": [
    "Pages with 18 entries",
    "Pages with entries",
    "Zoogocho Zapotec entries with incorrect language header",
    "Zoogocho Zapotec lemmas",
    "Zoogocho Zapotec nouns",
    "Zoogocho Zapotec terms borrowed from Spanish",
    "Zoogocho Zapotec terms derived from Latin",
    "Zoogocho Zapotec terms derived from Spanish"
  ],
  "head_templates": [
    {
      "args": {
        "1": "tyz",
        "2": "noun",
        "head": "",
        "tr": ""
      },
      "expansion": "bay",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "bay",
      "name": "tyz-noun"
    }
  ],
  "lang": "Tày",
  "lang_code": "tyz",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "bây"
        }
      ],
      "categories": [
        "Pages with 18 entries",
        "Pages with entries",
        "Tày entries with incorrect language header",
        "Tày lemmas",
        "Tày nouns",
        "Tày terms with IPA pronunciation"
      ],
      "glosses": [
        "Alternative form of bây"
      ],
      "links": [
        [
          "bây",
          "bây#Tày"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ɓaj˧˧]",
      "note": "Thạch An – Tràng Định"
    },
    {
      "ipa": "[ɓaj˦˥]",
      "note": "Trùng Khánh"
    }
  ],
  "word": "bay"
}