"дёртюнчю" meaning in Kumyk

{
  "forms": [
    {
      "form": "dörtünçü",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "kum",
        "2": "numeral",
        "cat2": "ordinal numbers"
      },
      "expansion": "дёртюнчю • (dörtünçü)",
      "name": "head"
    }
  ],
  "lang": "Kumyk",
  "lang_code": "kum",
  "pos": "num",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Kumyk entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "name": "Kumyk ordinal numbers",
          "parents": [
            "Ordinal numbers",
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "fourth"
      ],
      "id": "en-дёртюнчю-kum-num-3IGx03Gk",
      "links": [
        [
          "fourth",
          "fourth"
        ]
      ]
    }
  ],
  "word": "дёртюнчю"
}

{
  "forms": [
    {
      "form": "dörtünçü",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "kum",
        "2": "numeral",
        "cat2": "ordinal numbers"
      },
      "expansion": "дёртюнчю • (dörtünçü)",
      "name": "head"
    }
  ],
  "lang": "Kumyk",
  "lang_code": "kum",
  "pos": "num",
  "senses": [
    {
      "categories": [
        "Kumyk entries with incorrect language header",
        "Kumyk lemmas",
        "Kumyk numerals",
        "Kumyk ordinal numbers",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "fourth"
      ],
      "links": [
        [
          "fourth",
          "fourth"
        ]
      ]
    }
  ],
  "word": "дёртюнчю"
}