"кай" meaning in Southern Altai

{
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "alt",
        "2": "trk-pro",
        "3": "*kad"
      },
      "expansion": "Proto-Turkic *kad",
      "name": "inh"
    }
  ],
  "etymology_text": "Ultimately from Proto-Turkic *kad.",
  "forms": [
    {
      "form": "kay",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "alt",
        "2": "noun",
        "head": "",
        "tr": "kay"
      },
      "expansion": "кай • (kay)",
      "name": "head"
    },
    {
      "args": {
        "tr": "kay"
      },
      "expansion": "кай • (kay)",
      "name": "alt-noun"
    }
  ],
  "lang": "Southern Altai",
  "lang_code": "alt",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "95 5 0",
          "kind": "other",
          "name": "Pages with 3 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "97 3 0",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "99 1 0",
          "kind": "other",
          "name": "Southern Altai entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "96 2 2",
          "kind": "other",
          "name": "Southern Altai pronouns",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "kind": "other",
          "name": "Southern Altai terms with redundant transliterations",
          "parents": [
            "Terms with redundant transliterations",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "overtone singing"
      ],
      "id": "en-кай-alt-noun-2vDuUPDo"
    }
  ],
  "word": "кай"
}

{
  "etymology_number": 2,
  "etymology_templates": [
    {
      "args": {
        "1": "alt",
        "2": "trk-pro",
        "3": "*ka-"
      },
      "expansion": "Proto-Turkic *ka-",
      "name": "inh"
    }
  ],
  "etymology_text": "From Proto-Turkic *ka-.",
  "forms": [
    {
      "form": "kay",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "alt",
        "2": "pronoun"
      },
      "expansion": "кай • (kay)",
      "name": "head"
    }
  ],
  "lang": "Southern Altai",
  "lang_code": "alt",
  "pos": "pron",
  "senses": [
    {
      "glosses": [
        "why, where (to)"
      ],
      "id": "en-кай-alt-pron-mPCWT1Q4",
      "links": [
        [
          "why",
          "why"
        ],
        [
          "where",
          "where"
        ]
      ]
    },
    {
      "glosses": [
        "what, which"
      ],
      "id": "en-кай-alt-pron-Td4Sb7x2",
      "links": [
        [
          "what",
          "what"
        ],
        [
          "which",
          "which"
        ]
      ]
    }
  ],
  "word": "кай"
}

{
  "categories": [
    "Pages with 3 entries",
    "Pages with entries",
    "Southern Altai entries with incorrect language header",
    "Southern Altai lemmas",
    "Southern Altai nouns",
    "Southern Altai pronouns",
    "Southern Altai terms derived from Proto-Turkic",
    "Southern Altai terms inherited from Proto-Turkic",
    "Southern Altai terms with redundant transliterations"
  ],
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "alt",
        "2": "trk-pro",
        "3": "*kad"
      },
      "expansion": "Proto-Turkic *kad",
      "name": "inh"
    }
  ],
  "etymology_text": "Ultimately from Proto-Turkic *kad.",
  "forms": [
    {
      "form": "kay",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "alt",
        "2": "noun",
        "head": "",
        "tr": "kay"
      },
      "expansion": "кай • (kay)",
      "name": "head"
    },
    {
      "args": {
        "tr": "kay"
      },
      "expansion": "кай • (kay)",
      "name": "alt-noun"
    }
  ],
  "lang": "Southern Altai",
  "lang_code": "alt",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "overtone singing"
      ]
    }
  ],
  "word": "кай"
}

{
  "categories": [
    "Pages with 3 entries",
    "Pages with entries",
    "Southern Altai entries with incorrect language header",
    "Southern Altai lemmas",
    "Southern Altai pronouns",
    "Southern Altai terms derived from Proto-Turkic",
    "Southern Altai terms inherited from Proto-Turkic"
  ],
  "etymology_number": 2,
  "etymology_templates": [
    {
      "args": {
        "1": "alt",
        "2": "trk-pro",
        "3": "*ka-"
      },
      "expansion": "Proto-Turkic *ka-",
      "name": "inh"
    }
  ],
  "etymology_text": "From Proto-Turkic *ka-.",
  "forms": [
    {
      "form": "kay",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "alt",
        "2": "pronoun"
      },
      "expansion": "кай • (kay)",
      "name": "head"
    }
  ],
  "lang": "Southern Altai",
  "lang_code": "alt",
  "pos": "pron",
  "senses": [
    {
      "glosses": [
        "why, where (to)"
      ],
      "links": [
        [
          "why",
          "why"
        ],
        [
          "where",
          "where"
        ]
      ]
    },
    {
      "glosses": [
        "what, which"
      ],
      "links": [
        [
          "what",
          "what"
        ],
        [
          "which",
          "which"
        ]
      ]
    }
  ],
  "word": "кай"
}