"ытка" meaning in Nivkh

{
  "forms": [
    {
      "form": "ətka",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "niv",
        "2": "noun form"
      },
      "expansion": "ытка (ətka)",
      "name": "head"
    }
  ],
  "lang": "Nivkh",
  "lang_code": "niv",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Nivkh entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Nivkh terms with redundant transliterations",
          "parents": [
            "Terms with redundant transliterations",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "niv",
          "name": "Male",
          "orig": "niv:Male",
          "parents": [
            "Gender",
            "Biology",
            "Psychology",
            "Sociology",
            "Sciences",
            "Social sciences",
            "All topics",
            "Society",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "niv",
          "name": "Parents",
          "orig": "niv:Parents",
          "parents": [
            "Family members",
            "Family",
            "People",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "extra": "ətk",
          "word": "ытк"
        }
      ],
      "glosses": [
        "vocative singular of ытк (ətk)"
      ],
      "id": "en-ытка-niv-noun-VALm0nGK",
      "links": [
        [
          "ытк",
          "ытк#Nivkh"
        ]
      ],
      "tags": [
        "form-of",
        "singular",
        "vocative"
      ]
    }
  ],
  "word": "ытка"
}

{
  "forms": [
    {
      "form": "ətka",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "niv",
        "2": "noun form"
      },
      "expansion": "ытка (ətka)",
      "name": "head"
    }
  ],
  "lang": "Nivkh",
  "lang_code": "niv",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Nivkh entries with incorrect language header",
        "Nivkh non-lemma forms",
        "Nivkh noun forms",
        "Nivkh terms with redundant transliterations",
        "niv:Male",
        "niv:Parents"
      ],
      "form_of": [
        {
          "extra": "ətk",
          "word": "ытк"
        }
      ],
      "glosses": [
        "vocative singular of ытк (ətk)"
      ],
      "links": [
        [
          "ытк",
          "ытк#Nivkh"
        ]
      ],
      "tags": [
        "form-of",
        "singular",
        "vocative"
      ]
    }
  ],
  "word": "ытка"
}