"myszka" meaning in Old Polish

{
  "etymology_templates": [
    {
      "args": {
        "1": "zlw-opl",
        "2": "mysz",
        "3": "-ka"
      },
      "expansion": "mysz + -ka",
      "name": "af"
    },
    {
      "args": {
        "1": "zlw-opl",
        "2": "la",
        "3": "mūsculus",
        "nocap": "1"
      },
      "expansion": "calque of Latin mūsculus",
      "name": "cal"
    },
    {
      "args": {
        "1": "ru",
        "2": "мы́шца"
      },
      "expansion": "Russian мы́шца (mýšca)",
      "name": "cog"
    },
    {
      "args": {
        "1": "sh",
        "2": "мѝшӣћ"
      },
      "expansion": "Serbo-Croatian мѝшӣћ",
      "name": "cog"
    },
    {
      "args": {
        "1": "sl",
        "2": "mȋšica"
      },
      "expansion": "Slovene mȋšica",
      "name": "cog"
    }
  ],
  "etymology_text": "From mysz + -ka, possibly a calque of Latin mūsculus. Compare Russian мы́шца (mýšca), Serbo-Croatian мѝшӣћ, Slovene mȋšica.",
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "myszka f",
      "name": "zlw-opl-noun"
    }
  ],
  "lang": "Old Polish",
  "lang_code": "zlw-opl",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Greater Poland 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 terms suffixed with -ka",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "muscle (organ composed of muscle tissue)"
      ],
      "id": "en-myszka-zlw-opl-noun-ZqYAo3X0",
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "muscle",
          "muscle"
        ]
      ],
      "qualifier": "attested in Greater Poland",
      "raw_glosses": [
        "(anatomy, attested in Greater Poland) muscle (organ composed of muscle tissue)"
      ],
      "related": [
        {
          "word": "myszy"
        },
        {
          "word": "mysz"
        }
      ],
      "tags": [
        "feminine"
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/mɨʃʲka/",
      "note": "10ᵗʰ–15ᵗʰ CE"
    },
    {
      "ipa": "/mɨʃʲka/",
      "note": "15ᵗʰ CE"
    }
  ],
  "word": "myszka"
}

{
  "categories": [
    "pl:Genitalia",
    "pl:Murids"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "zlw-opl",
        "2": "mysz",
        "3": "-ka"
      },
      "expansion": "mysz + -ka",
      "name": "af"
    },
    {
      "args": {
        "1": "zlw-opl",
        "2": "la",
        "3": "mūsculus",
        "nocap": "1"
      },
      "expansion": "calque of Latin mūsculus",
      "name": "cal"
    },
    {
      "args": {
        "1": "ru",
        "2": "мы́шца"
      },
      "expansion": "Russian мы́шца (mýšca)",
      "name": "cog"
    },
    {
      "args": {
        "1": "sh",
        "2": "мѝшӣћ"
      },
      "expansion": "Serbo-Croatian мѝшӣћ",
      "name": "cog"
    },
    {
      "args": {
        "1": "sl",
        "2": "mȋšica"
      },
      "expansion": "Slovene mȋšica",
      "name": "cog"
    }
  ],
  "etymology_text": "From mysz + -ka, possibly a calque of Latin mūsculus. Compare Russian мы́шца (mýšca), Serbo-Croatian мѝшӣћ, Slovene mȋšica.",
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "myszka f",
      "name": "zlw-opl-noun"
    }
  ],
  "lang": "Old Polish",
  "lang_code": "zlw-opl",
  "pos": "noun",
  "related": [
    {
      "word": "myszy"
    },
    {
      "word": "mysz"
    }
  ],
  "senses": [
    {
      "categories": [
        "Greater Poland Old Polish",
        "Old Polish entries with incorrect language header",
        "Old Polish feminine nouns",
        "Old Polish lemmas",
        "Old Polish nouns",
        "Old Polish terms calqued from Latin",
        "Old Polish terms derived from Latin",
        "Old Polish terms suffixed with -ka",
        "Old Polish terms with IPA pronunciation",
        "zlw-opl:Muscles",
        "zlw-opl:Organs"
      ],
      "glosses": [
        "muscle (organ composed of muscle tissue)"
      ],
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "muscle",
          "muscle"
        ]
      ],
      "qualifier": "attested in Greater Poland",
      "raw_glosses": [
        "(anatomy, attested in Greater Poland) muscle (organ composed of muscle tissue)"
      ],
      "tags": [
        "feminine"
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/mɨʃʲka/",
      "note": "10ᵗʰ–15ᵗʰ CE"
    },
    {
      "ipa": "/mɨʃʲka/",
      "note": "15ᵗʰ CE"
    }
  ],
  "word": "myszka"
}