"-dło" meaning in Upper Sorbian

{
  "etymology_templates": [
    {
      "args": {
        "1": "hsb",
        "2": "sla-pro",
        "3": "*-dlo"
      },
      "expansion": "Proto-Slavic *-dlo",
      "name": "inh"
    }
  ],
  "etymology_text": "From Proto-Slavic *-dlo.",
  "head_templates": [
    {
      "args": {
        "1": "hsb",
        "2": "suffix",
        "cat2": "noun-forming suffixes",
        "g": "n"
      },
      "expansion": "-dło n",
      "name": "head"
    }
  ],
  "lang": "Upper Sorbian",
  "lang_code": "hsb",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Upper Sorbian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Appended to verbs to form nouns meaning: an object involved in performing the action"
      ],
      "id": "en--dło-hsb-suffix-uIcLh1gM",
      "tags": [
        "morpheme",
        "neuter"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈdwɔ/"
    }
  ],
  "word": "-dło"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "hsb",
        "2": "sla-pro",
        "3": "*-dlo"
      },
      "expansion": "Proto-Slavic *-dlo",
      "name": "inh"
    }
  ],
  "etymology_text": "From Proto-Slavic *-dlo.",
  "head_templates": [
    {
      "args": {
        "1": "hsb",
        "2": "suffix",
        "cat2": "noun-forming suffixes",
        "g": "n"
      },
      "expansion": "-dło n",
      "name": "head"
    }
  ],
  "lang": "Upper Sorbian",
  "lang_code": "hsb",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Pages with 4 entries",
        "Pages with entries",
        "Upper Sorbian entries with incorrect language header",
        "Upper Sorbian lemmas",
        "Upper Sorbian neuter suffixes",
        "Upper Sorbian noun-forming suffixes",
        "Upper Sorbian suffixes",
        "Upper Sorbian terms derived from Proto-Slavic",
        "Upper Sorbian terms inherited from Proto-Slavic",
        "Upper Sorbian terms with IPA pronunciation"
      ],
      "glosses": [
        "Appended to verbs to form nouns meaning: an object involved in performing the action"
      ],
      "tags": [
        "morpheme",
        "neuter"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈdwɔ/"
    }
  ],
  "word": "-dło"
}