"coś" meaning in Old Polish

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "pl",
            "2": "coś"
          },
          "expansion": "Polish: coś",
          "name": "desc"
        }
      ],
      "text": "Polish: coś"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "szl",
            "2": "coś"
          },
          "expansion": "Silesian: coś",
          "name": "desc"
        }
      ],
      "text": "Silesian: coś"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "zlw-opl",
        "2": "co",
        "3": "-ś"
      },
      "expansion": "co + -ś",
      "name": "af"
    },
    {
      "args": {
        "1": "15th century"
      },
      "expansion": "the 15th century",
      "name": "etydate/the"
    },
    {
      "args": {
        "1": "15th century"
      },
      "expansion": "First attested in the 15th century",
      "name": "etydate"
    }
  ],
  "etymology_text": "From co + -ś. First attested in the 15th century.",
  "head_templates": [
    {
      "args": {
        "1": "zlw-opl",
        "2": "pronoun",
        "g": "n"
      },
      "expansion": "coś n",
      "name": "head"
    }
  ],
  "lang": "Old Polish",
  "lang_code": "zlw-opl",
  "pos": "pron",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Masovia Old Polish",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old Polish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old Polish pronouns",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old Polish quotations with omitted translation",
          "parents": [
            "Quotations with omitted translation",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old Polish terms suffixed with -ś",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 3 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "37 1 0 42 8 0 2 0 8 2",
          "kind": "other",
          "name": "Pages with 3 entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "ref": "1901 [1463-1465], Jan Rozwadowski, editor, De morte prologus [Rozmowa mistrza Polikarpa ze śmiercią], Mierzeniec, Płock, line 462:",
          "text": "A drugdy mv szbygya plecze, a wszdy sza w nyem czosz szlego myecze",
          "type": "quote"
        }
      ],
      "glosses": [
        "something"
      ],
      "id": "en-coś-zlw-opl-pron-P8m2iUWd",
      "links": [
        [
          "something",
          "something"
        ]
      ],
      "qualifier": "attested in Masovia",
      "raw_glosses": [
        "(attested in Masovia) something"
      ],
      "tags": [
        "neuter"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/t͡sɔɕ/",
      "note": "10ᵗʰ–15ᵗʰ CE"
    },
    {
      "ipa": "/t͡sɔɕ/",
      "note": "15ᵗʰ CE"
    }
  ],
  "word": "coś"
}

{
  "categories": [
    "Pages with 3 entries",
    "Pages with entries"
  ],
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "pl",
            "2": "coś"
          },
          "expansion": "Polish: coś",
          "name": "desc"
        }
      ],
      "text": "Polish: coś"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "szl",
            "2": "coś"
          },
          "expansion": "Silesian: coś",
          "name": "desc"
        }
      ],
      "text": "Silesian: coś"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "zlw-opl",
        "2": "co",
        "3": "-ś"
      },
      "expansion": "co + -ś",
      "name": "af"
    },
    {
      "args": {
        "1": "15th century"
      },
      "expansion": "the 15th century",
      "name": "etydate/the"
    },
    {
      "args": {
        "1": "15th century"
      },
      "expansion": "First attested in the 15th century",
      "name": "etydate"
    }
  ],
  "etymology_text": "From co + -ś. First attested in the 15th century.",
  "head_templates": [
    {
      "args": {
        "1": "zlw-opl",
        "2": "pronoun",
        "g": "n"
      },
      "expansion": "coś n",
      "name": "head"
    }
  ],
  "lang": "Old Polish",
  "lang_code": "zlw-opl",
  "pos": "pron",
  "senses": [
    {
      "categories": [
        "Masovia Old Polish",
        "Old Polish entries with incorrect language header",
        "Old Polish lemmas",
        "Old Polish pronouns",
        "Old Polish quotations with omitted translation",
        "Old Polish terms suffixed with -ś",
        "Old Polish terms with IPA pronunciation",
        "Old Polish terms with quotations",
        "Pages with 3 entries",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "1901 [1463-1465], Jan Rozwadowski, editor, De morte prologus [Rozmowa mistrza Polikarpa ze śmiercią], Mierzeniec, Płock, line 462:",
          "text": "A drugdy mv szbygya plecze, a wszdy sza w nyem czosz szlego myecze",
          "type": "quote"
        }
      ],
      "glosses": [
        "something"
      ],
      "links": [
        [
          "something",
          "something"
        ]
      ],
      "qualifier": "attested in Masovia",
      "raw_glosses": [
        "(attested in Masovia) something"
      ],
      "tags": [
        "neuter"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/t͡sɔɕ/",
      "note": "10ᵗʰ–15ᵗʰ CE"
    },
    {
      "ipa": "/t͡sɔɕ/",
      "note": "15ᵗʰ CE"
    }
  ],
  "word": "coś"
}