"Falster" meaning in Danish

{
  "etymology_templates": [
    {
      "args": {
        "1": "da",
        "2": "gem-pro",
        "3": "*falþaną",
        "t": "to fold"
      },
      "expansion": "Proto-Germanic *falþaną (“to fold”)",
      "name": "inh"
    }
  ],
  "etymology_text": "Possibly from Proto-Germanic *falþaną (“to fold”).",
  "head_templates": [
    {
      "args": {
        "1": "da",
        "2": "proper noun"
      },
      "expansion": "Falster",
      "name": "head"
    }
  ],
  "lang": "Danish",
  "lang_code": "da",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Danish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "da",
          "name": "Islands",
          "orig": "da:Islands",
          "parents": [
            "Places",
            "Names",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "da",
          "name": "Places in Denmark",
          "orig": "da:Places in Denmark",
          "parents": [
            "Places",
            "Names",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Falster (an island in south-east Denmark)."
      ],
      "id": "en-Falster-da-name-aBsOFfjC",
      "links": [
        [
          "Falster",
          "Falster#English"
        ],
        [
          "Denmark",
          "Denmark#English"
        ]
      ]
    }
  ],
  "word": "Falster"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "da",
        "2": "gem-pro",
        "3": "*falþaną",
        "t": "to fold"
      },
      "expansion": "Proto-Germanic *falþaną (“to fold”)",
      "name": "inh"
    }
  ],
  "etymology_text": "Possibly from Proto-Germanic *falþaną (“to fold”).",
  "head_templates": [
    {
      "args": {
        "1": "da",
        "2": "proper noun"
      },
      "expansion": "Falster",
      "name": "head"
    }
  ],
  "lang": "Danish",
  "lang_code": "da",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Danish entries with incorrect language header",
        "Danish lemmas",
        "Danish proper nouns",
        "Danish terms derived from Proto-Germanic",
        "Danish terms inherited from Proto-Germanic",
        "da:Islands",
        "da:Places in Denmark"
      ],
      "glosses": [
        "Falster (an island in south-east Denmark)."
      ],
      "links": [
        [
          "Falster",
          "Falster#English"
        ],
        [
          "Denmark",
          "Denmark#English"
        ]
      ]
    }
  ],
  "word": "Falster"
}