"yver" meaning in Old French

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "frm",
            "2": "hyver",
            "3": "yver"
          },
          "expansion": "Middle French: hyver, yver",
          "name": "desc"
        }
      ],
      "text": "Middle French: hyver, yver"
    },
    {
      "depth": 2,
      "templates": [
        {
          "args": {
            "1": "fr",
            "2": "hiver"
          },
          "expansion": "French: hiver",
          "name": "desc"
        }
      ],
      "text": "French: hiver"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "fro",
        "2": "la",
        "3": "hībernum"
      },
      "expansion": "Latin hībernum",
      "name": "der"
    }
  ],
  "etymology_text": "From Latin hībernum (tempus).",
  "forms": [
    {
      "form": "yver oblique singular or",
      "tags": [
        "canonical",
        "masculine"
      ]
    },
    {
      "form": "yvers",
      "tags": [
        "oblique",
        "plural"
      ]
    },
    {
      "form": "yvers",
      "tags": [
        "nominative",
        "singular"
      ]
    },
    {
      "form": "yver",
      "tags": [
        "nominative",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "yver oblique singular, m (oblique plural yvers, nominative singular yvers, nominative plural yver)",
      "name": "fro-noun"
    }
  ],
  "lang": "Old French",
  "lang_code": "fro",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Old French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old French entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "fro",
          "name": "Seasons",
          "orig": "fro:Seasons",
          "parents": [
            "Nature",
            "Periodic occurrences",
            "All topics",
            "Time",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "winter"
      ],
      "id": "en-yver-fro-noun-MMVGH8J7",
      "links": [
        [
          "winter",
          "winter"
        ]
      ],
      "synonyms": [
        {
          "word": "iver"
        },
        {
          "word": "ivern"
        },
        {
          "word": "hyveir"
        }
      ]
    }
  ],
  "word": "yver"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "frm",
            "2": "hyver",
            "3": "yver"
          },
          "expansion": "Middle French: hyver, yver",
          "name": "desc"
        }
      ],
      "text": "Middle French: hyver, yver"
    },
    {
      "depth": 2,
      "templates": [
        {
          "args": {
            "1": "fr",
            "2": "hiver"
          },
          "expansion": "French: hiver",
          "name": "desc"
        }
      ],
      "text": "French: hiver"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "fro",
        "2": "la",
        "3": "hībernum"
      },
      "expansion": "Latin hībernum",
      "name": "der"
    }
  ],
  "etymology_text": "From Latin hībernum (tempus).",
  "forms": [
    {
      "form": "yver oblique singular or",
      "tags": [
        "canonical",
        "masculine"
      ]
    },
    {
      "form": "yvers",
      "tags": [
        "oblique",
        "plural"
      ]
    },
    {
      "form": "yvers",
      "tags": [
        "nominative",
        "singular"
      ]
    },
    {
      "form": "yver",
      "tags": [
        "nominative",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "yver oblique singular, m (oblique plural yvers, nominative singular yvers, nominative plural yver)",
      "name": "fro-noun"
    }
  ],
  "lang": "Old French",
  "lang_code": "fro",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Old French entries with incorrect language header",
        "Old French entries with topic categories using raw markup",
        "Old French lemmas",
        "Old French masculine nouns",
        "Old French nouns",
        "Old French terms derived from Latin",
        "fro:Seasons"
      ],
      "glosses": [
        "winter"
      ],
      "links": [
        [
          "winter",
          "winter"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "iver"
    },
    {
      "word": "ivern"
    },
    {
      "word": "hyveir"
    }
  ],
  "word": "yver"
}