"preserven" meaning in Middle English

{
  "descendants": [
    {
      "lang": "English",
      "lang_code": "en",
      "word": "preserve"
    },
    {
      "lang": "English",
      "lang_code": "en",
      "word": "preservation"
    },
    {
      "lang": "English",
      "lang_code": "en",
      "word": "preservative"
    },
    {
      "lang": "English",
      "lang_code": "en",
      "word": "preservable"
    },
    {
      "lang": "English",
      "lang_code": "en",
      "word": "self-preservation"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "enm",
        "2": "fro",
        "3": "preserver"
      },
      "expansion": "Old French preserver",
      "name": "der"
    },
    {
      "args": {
        "1": "enm",
        "2": "la-med",
        "3": "-"
      },
      "expansion": "Medieval Latin",
      "name": "der"
    }
  ],
  "etymology_text": "From Old French preserver, from Medieval Latin prēservāre (“keep, preserve”).",
  "forms": [
    {
      "form": "preserve",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "presarve",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "enm",
        "2": "verb"
      },
      "expansion": "preserven",
      "name": "head"
    }
  ],
  "lang": "Middle English",
  "lang_code": "enm",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "_dis": "58 42",
          "kind": "other",
          "name": "Middle English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "To keep safe; protect from harm or loss."
      ],
      "id": "en-preserven-enm-verb-ywr426Zw"
    },
    {
      "glosses": [
        "To maintain or retain; continue in a particular state."
      ],
      "id": "en-preserven-enm-verb-ejwOqJhC"
    }
  ],
  "sounds": [
    {
      "ipa": "/preːˈsɛrvən/"
    }
  ],
  "word": "preserven"
}

{
  "categories": [
    "Middle English entries with incorrect language header",
    "Middle English lemmas",
    "Middle English terms derived from Medieval Latin",
    "Middle English terms derived from Old French",
    "Middle English verbs",
    "Pages with 4 entries",
    "Pages with entries"
  ],
  "descendants": [
    {
      "lang": "English",
      "lang_code": "en",
      "word": "preserve"
    },
    {
      "lang": "English",
      "lang_code": "en",
      "word": "preservation"
    },
    {
      "lang": "English",
      "lang_code": "en",
      "word": "preservative"
    },
    {
      "lang": "English",
      "lang_code": "en",
      "word": "preservable"
    },
    {
      "lang": "English",
      "lang_code": "en",
      "word": "self-preservation"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "enm",
        "2": "fro",
        "3": "preserver"
      },
      "expansion": "Old French preserver",
      "name": "der"
    },
    {
      "args": {
        "1": "enm",
        "2": "la-med",
        "3": "-"
      },
      "expansion": "Medieval Latin",
      "name": "der"
    }
  ],
  "etymology_text": "From Old French preserver, from Medieval Latin prēservāre (“keep, preserve”).",
  "forms": [
    {
      "form": "preserve",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "presarve",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "enm",
        "2": "verb"
      },
      "expansion": "preserven",
      "name": "head"
    }
  ],
  "lang": "Middle English",
  "lang_code": "enm",
  "pos": "verb",
  "senses": [
    {
      "glosses": [
        "To keep safe; protect from harm or loss."
      ]
    },
    {
      "glosses": [
        "To maintain or retain; continue in a particular state."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/preːˈsɛrvən/"
    }
  ],
  "word": "preserven"
}