"дус" meaning in Tatar

{
  "etymology_templates": [
    {
      "args": {
        "1": "tt",
        "2": "fa",
        "3": "دوست",
        "t": "friend",
        "tr": "dost"
      },
      "expansion": "Borrowed from Persian دوست (dost, “friend”)",
      "name": "bor+"
    },
    {
      "args": {
        "1": "ba",
        "2": "дуҫ"
      },
      "expansion": "Bashkir дуҫ (duś)",
      "name": "cog"
    }
  ],
  "etymology_text": "Borrowed from Persian دوست (dost, “friend”).\nCognate with Bashkir дуҫ (duś).",
  "forms": [
    {
      "form": "dus",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "tt",
        "2": "noun"
      },
      "expansion": "дус • (dus)",
      "name": "head"
    }
  ],
  "lang": "Tatar",
  "lang_code": "tt",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 3 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Tatar entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "friend"
      ],
      "id": "en-дус-tt-noun-zeSFN8os",
      "links": [
        [
          "friend",
          "friend"
        ]
      ]
    }
  ],
  "word": "дус"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "tt",
        "2": "fa",
        "3": "دوست",
        "t": "friend",
        "tr": "dost"
      },
      "expansion": "Borrowed from Persian دوست (dost, “friend”)",
      "name": "bor+"
    },
    {
      "args": {
        "1": "ba",
        "2": "дуҫ"
      },
      "expansion": "Bashkir дуҫ (duś)",
      "name": "cog"
    }
  ],
  "etymology_text": "Borrowed from Persian دوست (dost, “friend”).\nCognate with Bashkir дуҫ (duś).",
  "forms": [
    {
      "form": "dus",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "tt",
        "2": "noun"
      },
      "expansion": "дус • (dus)",
      "name": "head"
    }
  ],
  "lang": "Tatar",
  "lang_code": "tt",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 3 entries",
        "Pages with entries",
        "Tatar entries with incorrect language header",
        "Tatar lemmas",
        "Tatar nouns",
        "Tatar terms borrowed from Persian",
        "Tatar terms derived from Persian"
      ],
      "glosses": [
        "friend"
      ],
      "links": [
        [
          "friend",
          "friend"
        ]
      ]
    }
  ],
  "word": "дус"
}