"муғв" meaning in Nivkh

{
  "etymology_text": "From Proto-Nivkh *muɣv.",
  "forms": [
    {
      "form": "muγv",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "niv",
        "2": "noun"
      },
      "expansion": "муғв (muγv)",
      "name": "head"
    }
  ],
  "lang": "Nivkh",
  "lang_code": "niv",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Amur Nivkh",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Nivkh entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "roman": "orbot muγv",
          "word": "орбот муғв"
        },
        {
          "roman": "kʼrəu muγv",
          "word": "кʼрыу муғв"
        }
      ],
      "glosses": [
        "day"
      ],
      "id": "en-муғв-niv-noun-lEwn5bl6",
      "links": [
        [
          "day",
          "day"
        ]
      ],
      "related": [
        {
          "roman": "muγf",
          "tags": [
            "Sakhalin"
          ],
          "word": "муғф"
        }
      ],
      "tags": [
        "Amur"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/muɣv/"
    }
  ],
  "word": "муғв"
}

{
  "derived": [
    {
      "roman": "orbot muγv",
      "word": "орбот муғв"
    },
    {
      "roman": "kʼrəu muγv",
      "word": "кʼрыу муғв"
    }
  ],
  "etymology_text": "From Proto-Nivkh *muɣv.",
  "forms": [
    {
      "form": "muγv",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "niv",
        "2": "noun"
      },
      "expansion": "муғв (muγv)",
      "name": "head"
    }
  ],
  "lang": "Nivkh",
  "lang_code": "niv",
  "pos": "noun",
  "related": [
    {
      "roman": "muγf",
      "tags": [
        "Sakhalin"
      ],
      "word": "муғф"
    }
  ],
  "senses": [
    {
      "categories": [
        "Amur Nivkh",
        "Nivkh entries with incorrect language header",
        "Nivkh lemmas",
        "Nivkh nouns",
        "Nivkh terms with IPA pronunciation",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "day"
      ],
      "links": [
        [
          "day",
          "day"
        ]
      ],
      "tags": [
        "Amur"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/muɣv/"
    }
  ],
  "word": "муғв"
}