"-son" meaning in Middle English

{
  "descendants": [
    {
      "lang": "English",
      "lang_code": "en",
      "word": "-son"
    }
  ],
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "enm",
        "2": "sone<id:son>",
        "id": "surname suffix"
      },
      "expansion": "",
      "name": "etymon"
    },
    {
      "args": {
        "1": "enm",
        "2": "-es",
        "3": "sone",
        "id1": "possessive",
        "t1": "-'s"
      },
      "expansion": "-es (“-'s”) + sone",
      "name": "com"
    }
  ],
  "etymology_text": "From -es (“-'s”) + sone.",
  "forms": [
    {
      "form": "-eson",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "-esson",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "-essone",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "-essonne",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "enm",
        "2": "suffix"
      },
      "expansion": "-son",
      "name": "head"
    }
  ],
  "lang": "Middle English",
  "lang_code": "enm",
  "pos": "suffix",
  "senses": [
    {
      "glosses": [
        "-son"
      ],
      "id": "en--son-enm-suffix-LxU23pqC",
      "links": [
        [
          "-son",
          "#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-son"
}

{
  "etymology_number": 2,
  "head_templates": [
    {
      "args": {
        "1": "enm",
        "2": "suffix",
        "altform": "1"
      },
      "expansion": "-son",
      "name": "head"
    }
  ],
  "lang": "Middle English",
  "lang_code": "enm",
  "pos": "suffix",
  "senses": [
    {
      "alt_of": [
        {
          "word": "-isoun"
        }
      ],
      "categories": [
        {
          "_dis": "0 100",
          "kind": "other",
          "name": "Middle English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "alternative form of -isoun"
      ],
      "id": "en--son-enm-suffix-vb7H9L1f",
      "links": [
        [
          "-isoun",
          "-isoun#Middle_English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative",
        "morpheme"
      ]
    }
  ],
  "word": "-son"
}

{
  "categories": [
    "Entries with collapsible category trees for nonexistent categories",
    "Middle English alternative forms",
    "Middle English compound terms",
    "Middle English entries with incorrect language header",
    "Middle English lemmas",
    "Middle English suffixes",
    "Middle English terms derived from the Proto-Indo-European root sewH-",
    "Middle English terms derived from the Proto-Indo-European word suHnús",
    "Pages using catfix",
    "Pages with 6 entries",
    "Pages with entries"
  ],
  "descendants": [
    {
      "lang": "English",
      "lang_code": "en",
      "word": "-son"
    }
  ],
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "enm",
        "2": "sone<id:son>",
        "id": "surname suffix"
      },
      "expansion": "",
      "name": "etymon"
    },
    {
      "args": {
        "1": "enm",
        "2": "-es",
        "3": "sone",
        "id1": "possessive",
        "t1": "-'s"
      },
      "expansion": "-es (“-'s”) + sone",
      "name": "com"
    }
  ],
  "etymology_text": "From -es (“-'s”) + sone.",
  "forms": [
    {
      "form": "-eson",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "-esson",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "-essone",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "-essonne",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "enm",
        "2": "suffix"
      },
      "expansion": "-son",
      "name": "head"
    }
  ],
  "lang": "Middle English",
  "lang_code": "enm",
  "pos": "suffix",
  "senses": [
    {
      "glosses": [
        "-son"
      ],
      "links": [
        [
          "-son",
          "#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-son"
}

{
  "categories": [
    "Entries with collapsible category trees for nonexistent categories",
    "Middle English alternative forms",
    "Middle English entries with incorrect language header",
    "Pages using catfix",
    "Pages with 6 entries",
    "Pages with entries"
  ],
  "etymology_number": 2,
  "head_templates": [
    {
      "args": {
        "1": "enm",
        "2": "suffix",
        "altform": "1"
      },
      "expansion": "-son",
      "name": "head"
    }
  ],
  "lang": "Middle English",
  "lang_code": "enm",
  "pos": "suffix",
  "senses": [
    {
      "alt_of": [
        {
          "word": "-isoun"
        }
      ],
      "glosses": [
        "alternative form of -isoun"
      ],
      "links": [
        [
          "-isoun",
          "-isoun#Middle_English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative",
        "morpheme"
      ]
    }
  ],
  "word": "-son"
}