"welven" meaning in Middle Dutch

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "nl",
            "2": "welven"
          },
          "expansion": "Dutch: welven",
          "name": "desc"
        }
      ],
      "text": "Dutch: welven"
    },
    {
      "depth": 2,
      "templates": [
        {
          "args": {
            "1": "af",
            "2": "welf",
            "3": "welwe"
          },
          "expansion": "Afrikaans: welf, welwe",
          "name": "desc"
        }
      ],
      "text": "Afrikaans: welf, welwe"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "dum",
        "2": "odt",
        "3": "*welvan"
      },
      "expansion": "Old Dutch *welvan",
      "name": "inh"
    },
    {
      "args": {
        "1": "dum",
        "2": "gem-pro",
        "3": "*hwelbaną"
      },
      "expansion": "Proto-Germanic *hwelbaną",
      "name": "inh"
    },
    {
      "args": {
        "1": "dum",
        "2": "odt",
        "3": "*welven"
      },
      "expansion": "Old Dutch *welven",
      "name": "inh"
    },
    {
      "args": {
        "1": "dum",
        "2": "gem-pro",
        "3": "*hwalbijaną"
      },
      "expansion": "Proto-Germanic *hwalbijaną",
      "name": "inh"
    }
  ],
  "etymology_text": "From a mixture of two older verbs:\n* Old Dutch *welvan, from Proto-Germanic *hwelbaną, a class 3 strong verb.\n* Old Dutch *welven, from Proto-Germanic *hwalbijaną, a class 1 weak verb.",
  "head_templates": [
    {
      "args": {
        "1": "dum",
        "2": "verb",
        "head": "",
        "head2": ""
      },
      "expansion": "welven",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "welven",
      "name": "dum-verb"
    }
  ],
  "lang": "Middle Dutch",
  "lang_code": "dum",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "_dis": "33 31 18 18",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "33 32 18 18",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "to vault, to arch, to roof over"
      ],
      "id": "en-welven-dum-verb-c~s7CORd",
      "links": [
        [
          "vault",
          "vault"
        ],
        [
          "arch",
          "arch"
        ],
        [
          "roof",
          "roof"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "33 31 18 18",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "33 32 18 18",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "to cover (under an arched object)"
      ],
      "id": "en-welven-dum-verb-lhTsU9Dj",
      "links": [
        [
          "cover",
          "cover"
        ]
      ]
    }
  ],
  "word": "welven"
}

{
  "categories": [
    "Middle Dutch entries with incorrect language header",
    "Middle Dutch lemmas",
    "Middle Dutch verbs",
    "Pages with 2 entries",
    "Pages with entries"
  ],
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "nl",
            "2": "welven"
          },
          "expansion": "Dutch: welven",
          "name": "desc"
        }
      ],
      "text": "Dutch: welven"
    },
    {
      "depth": 2,
      "templates": [
        {
          "args": {
            "1": "af",
            "2": "welf",
            "3": "welwe"
          },
          "expansion": "Afrikaans: welf, welwe",
          "name": "desc"
        }
      ],
      "text": "Afrikaans: welf, welwe"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "dum",
        "2": "odt",
        "3": "*welvan"
      },
      "expansion": "Old Dutch *welvan",
      "name": "inh"
    },
    {
      "args": {
        "1": "dum",
        "2": "gem-pro",
        "3": "*hwelbaną"
      },
      "expansion": "Proto-Germanic *hwelbaną",
      "name": "inh"
    },
    {
      "args": {
        "1": "dum",
        "2": "odt",
        "3": "*welven"
      },
      "expansion": "Old Dutch *welven",
      "name": "inh"
    },
    {
      "args": {
        "1": "dum",
        "2": "gem-pro",
        "3": "*hwalbijaną"
      },
      "expansion": "Proto-Germanic *hwalbijaną",
      "name": "inh"
    }
  ],
  "etymology_text": "From a mixture of two older verbs:\n* Old Dutch *welvan, from Proto-Germanic *hwelbaną, a class 3 strong verb.\n* Old Dutch *welven, from Proto-Germanic *hwalbijaną, a class 1 weak verb.",
  "head_templates": [
    {
      "args": {
        "1": "dum",
        "2": "verb",
        "head": "",
        "head2": ""
      },
      "expansion": "welven",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "welven",
      "name": "dum-verb"
    }
  ],
  "lang": "Middle Dutch",
  "lang_code": "dum",
  "pos": "verb",
  "senses": [
    {
      "glosses": [
        "to vault, to arch, to roof over"
      ],
      "links": [
        [
          "vault",
          "vault"
        ],
        [
          "arch",
          "arch"
        ],
        [
          "roof",
          "roof"
        ]
      ]
    },
    {
      "glosses": [
        "to cover (under an arched object)"
      ],
      "links": [
        [
          "cover",
          "cover"
        ]
      ]
    }
  ],
  "word": "welven"
}