"advantageux" meaning in Middle French

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "fr",
            "2": "avantageux"
          },
          "expansion": "French: avantageux",
          "name": "desc"
        }
      ],
      "text": "French: avantageux"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "frm",
        "2": "fro",
        "3": "avantageus"
      },
      "expansion": "Old French avantageus",
      "name": "der"
    },
    {
      "args": {
        "1": "frm",
        "2": "advantage",
        "3": "eux"
      },
      "expansion": "advantage + -eux",
      "name": "suffix"
    }
  ],
  "etymology_text": "Old French avantageus, corresponding to advantage + -eux",
  "forms": [
    {
      "form": "advantageuse",
      "tags": [
        "feminine",
        "singular"
      ]
    },
    {
      "form": "advantageux",
      "tags": [
        "masculine",
        "plural"
      ]
    },
    {
      "form": "advantageuses",
      "tags": [
        "feminine",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "frm",
        "10": "{{{mp2}}}",
        "11": "feminine plural",
        "12": "advantageuses",
        "2": "adjective",
        "3": "",
        "4": "advantageux",
        "5": "feminine singular",
        "6": "advantageuse",
        "7": "masculine plural",
        "8": "advantageux",
        "9": "",
        "f1accel-form": "p",
        "f2accel-form": "f|s",
        "f3accel-form": "m|p",
        "f5accel-form": "f|p",
        "g": "m",
        "g2": "",
        "head": ""
      },
      "expansion": "advantageux m (feminine singular advantageuse, masculine plural advantageux, feminine plural advantageuses)",
      "name": "head"
    },
    {
      "args": {
        "1": "advantageuse",
        "2": "advantageux",
        "3": "advantageuses"
      },
      "expansion": "advantageux m (feminine singular advantageuse, masculine plural advantageux, feminine plural advantageuses)",
      "name": "frm-adj"
    }
  ],
  "lang": "Middle French",
  "lang_code": "frm",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Middle French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Middle French terms suffixed with -eux",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "advantageous (serving as an advantage)"
      ],
      "id": "en-advantageux-frm-adj-YvsCLnQ9",
      "links": [
        [
          "advantageous",
          "advantageous"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "advantageux"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "fr",
            "2": "avantageux"
          },
          "expansion": "French: avantageux",
          "name": "desc"
        }
      ],
      "text": "French: avantageux"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "frm",
        "2": "fro",
        "3": "avantageus"
      },
      "expansion": "Old French avantageus",
      "name": "der"
    },
    {
      "args": {
        "1": "frm",
        "2": "advantage",
        "3": "eux"
      },
      "expansion": "advantage + -eux",
      "name": "suffix"
    }
  ],
  "etymology_text": "Old French avantageus, corresponding to advantage + -eux",
  "forms": [
    {
      "form": "advantageuse",
      "tags": [
        "feminine",
        "singular"
      ]
    },
    {
      "form": "advantageux",
      "tags": [
        "masculine",
        "plural"
      ]
    },
    {
      "form": "advantageuses",
      "tags": [
        "feminine",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "frm",
        "10": "{{{mp2}}}",
        "11": "feminine plural",
        "12": "advantageuses",
        "2": "adjective",
        "3": "",
        "4": "advantageux",
        "5": "feminine singular",
        "6": "advantageuse",
        "7": "masculine plural",
        "8": "advantageux",
        "9": "",
        "f1accel-form": "p",
        "f2accel-form": "f|s",
        "f3accel-form": "m|p",
        "f5accel-form": "f|p",
        "g": "m",
        "g2": "",
        "head": ""
      },
      "expansion": "advantageux m (feminine singular advantageuse, masculine plural advantageux, feminine plural advantageuses)",
      "name": "head"
    },
    {
      "args": {
        "1": "advantageuse",
        "2": "advantageux",
        "3": "advantageuses"
      },
      "expansion": "advantageux m (feminine singular advantageuse, masculine plural advantageux, feminine plural advantageuses)",
      "name": "frm-adj"
    }
  ],
  "lang": "Middle French",
  "lang_code": "frm",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "Middle French adjectives",
        "Middle French entries with incorrect language header",
        "Middle French lemmas",
        "Middle French terms derived from Old French",
        "Middle French terms suffixed with -eux"
      ],
      "glosses": [
        "advantageous (serving as an advantage)"
      ],
      "links": [
        [
          "advantageous",
          "advantageous"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "advantageux"
}