"cosaque" meaning in Middle French

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "fr",
            "2": "cosaque",
            "g": "m-s"
          },
          "expansion": "French: cosaque m sg",
          "name": "desc"
        }
      ],
      "text": "French: cosaque m sg"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "nl",
            "2": "kozak",
            "bor": "1",
            "g": "m-s"
          },
          "expansion": "→ Dutch: kozak m sg",
          "name": "desc"
        }
      ],
      "text": "→ Dutch: kozak m sg"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "en",
            "2": "Cossack",
            "bor": "1",
            "g": "m-s"
          },
          "expansion": "→ English: Cossack m sg",
          "name": "desc"
        }
      ],
      "text": "→ English: Cossack m sg"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "frm",
        "2": "pl",
        "3": "Kozak"
      },
      "expansion": "Polish Kozak",
      "name": "bor"
    },
    {
      "args": {
        "1": "frm",
        "2": "uk",
        "3": "коза́к"
      },
      "expansion": "Ukrainian коза́к (kozák)",
      "name": "der"
    },
    {
      "args": {
        "1": "frm",
        "2": "trk"
      },
      "expansion": "Turkic",
      "name": "der"
    }
  ],
  "etymology_text": "From Polish Kozak, from Ukrainian коза́к (kozák), from Turkic.",
  "forms": [
    {
      "form": "cosaques",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "frm",
        "10": "{{{f}}}",
        "11": "",
        "12": "{{{f}}}s",
        "2": "noun",
        "3": "",
        "4": "",
        "5": "plural",
        "6": "cosaques",
        "7": "",
        "8": "{{{pl2}}}",
        "9": "",
        "f1accel-form": "p",
        "g": "m",
        "g2": "",
        "head": "",
        "sort": ""
      },
      "expansion": "cosaque m (plural cosaques)",
      "name": "head"
    },
    {
      "args": {
        "1": "m"
      },
      "expansion": "cosaque m (plural cosaques)",
      "name": "frm-noun"
    }
  ],
  "lang": "Middle French",
  "lang_code": "frm",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Middle French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Cossack"
      ],
      "id": "en-cosaque-frm-noun-QphTlP9h",
      "links": [
        [
          "Cossack",
          "Cossack"
        ]
      ],
      "synonyms": [
        {
          "word": "cosache"
        }
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "cosaque"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "fr",
            "2": "cosaque",
            "g": "m-s"
          },
          "expansion": "French: cosaque m sg",
          "name": "desc"
        }
      ],
      "text": "French: cosaque m sg"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "nl",
            "2": "kozak",
            "bor": "1",
            "g": "m-s"
          },
          "expansion": "→ Dutch: kozak m sg",
          "name": "desc"
        }
      ],
      "text": "→ Dutch: kozak m sg"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "en",
            "2": "Cossack",
            "bor": "1",
            "g": "m-s"
          },
          "expansion": "→ English: Cossack m sg",
          "name": "desc"
        }
      ],
      "text": "→ English: Cossack m sg"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "frm",
        "2": "pl",
        "3": "Kozak"
      },
      "expansion": "Polish Kozak",
      "name": "bor"
    },
    {
      "args": {
        "1": "frm",
        "2": "uk",
        "3": "коза́к"
      },
      "expansion": "Ukrainian коза́к (kozák)",
      "name": "der"
    },
    {
      "args": {
        "1": "frm",
        "2": "trk"
      },
      "expansion": "Turkic",
      "name": "der"
    }
  ],
  "etymology_text": "From Polish Kozak, from Ukrainian коза́к (kozák), from Turkic.",
  "forms": [
    {
      "form": "cosaques",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "frm",
        "10": "{{{f}}}",
        "11": "",
        "12": "{{{f}}}s",
        "2": "noun",
        "3": "",
        "4": "",
        "5": "plural",
        "6": "cosaques",
        "7": "",
        "8": "{{{pl2}}}",
        "9": "",
        "f1accel-form": "p",
        "g": "m",
        "g2": "",
        "head": "",
        "sort": ""
      },
      "expansion": "cosaque m (plural cosaques)",
      "name": "head"
    },
    {
      "args": {
        "1": "m"
      },
      "expansion": "cosaque m (plural cosaques)",
      "name": "frm-noun"
    }
  ],
  "lang": "Middle French",
  "lang_code": "frm",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Middle French countable nouns",
        "Middle French entries with incorrect language header",
        "Middle French lemmas",
        "Middle French masculine nouns",
        "Middle French nouns",
        "Middle French terms borrowed from Polish",
        "Middle French terms derived from Polish",
        "Middle French terms derived from Turkic languages",
        "Middle French terms derived from Ukrainian"
      ],
      "glosses": [
        "Cossack"
      ],
      "links": [
        [
          "Cossack",
          "Cossack"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "cosache"
    }
  ],
  "word": "cosaque"
}