"-უდ" meaning in Svan

{
  "forms": [
    {
      "form": "-ud",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "sva",
        "2": "suffix"
      },
      "expansion": "-უდ • (-ud)",
      "name": "head"
    }
  ],
  "lang": "Svan",
  "lang_code": "sva",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Svan entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "forms diminutives, alternative form of -იდ (-id)"
      ],
      "id": "en--უდ-sva-suffix-m8IWpW~W",
      "links": [
        [
          "-იდ",
          "-იდ#Svan"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-უდ"
}

{
  "forms": [
    {
      "form": "-ud",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "sva",
        "2": "suffix"
      },
      "expansion": "-უდ • (-ud)",
      "name": "head"
    }
  ],
  "lang": "Svan",
  "lang_code": "sva",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Svan entries with incorrect language header",
        "Svan lemmas",
        "Svan suffixes"
      ],
      "glosses": [
        "forms diminutives, alternative form of -იდ (-id)"
      ],
      "links": [
        [
          "-იდ",
          "-იდ#Svan"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-უდ"
}