"vettugi" meaning in Icelandic

{
  "etymology_templates": [
    {
      "args": {
        "1": "is",
        "2": "non",
        "3": "vættugi"
      },
      "expansion": "Old Norse vættugi",
      "name": "der"
    }
  ],
  "etymology_text": "Dative form of vetki, vettki (“nothing”); from Old Norse vættugi, vettugi. Compare hafa at vettugi.",
  "head_templates": [
    {
      "args": {
        "1": "is",
        "2": "pronoun form"
      },
      "expansion": "vettugi",
      "name": "head"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "pron",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Icelandic entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Inflections with a red link for lemma",
          "parents": [],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "word": "vetki"
        },
        {
          "word": "vettki"
        }
      ],
      "glosses": [
        "dative of vetki, vettki."
      ],
      "id": "en-vettugi-is-pron-~J2klt1W",
      "links": [
        [
          "vetki",
          "vetki#Icelandic"
        ],
        [
          "vettki",
          "vettki"
        ]
      ],
      "tags": [
        "dative",
        "form-of"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈvɛhtʏjɪ/"
    }
  ],
  "word": "vettugi"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "is",
        "2": "non",
        "3": "vættugi"
      },
      "expansion": "Old Norse vættugi",
      "name": "der"
    }
  ],
  "etymology_text": "Dative form of vetki, vettki (“nothing”); from Old Norse vættugi, vettugi. Compare hafa at vettugi.",
  "head_templates": [
    {
      "args": {
        "1": "is",
        "2": "pronoun form"
      },
      "expansion": "vettugi",
      "name": "head"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "pron",
  "senses": [
    {
      "categories": [
        "Icelandic 3-syllable words",
        "Icelandic entries with incorrect language header",
        "Icelandic non-lemma forms",
        "Icelandic pronoun forms",
        "Icelandic terms derived from Old Norse",
        "Icelandic terms with IPA pronunciation",
        "Inflections with a red link for lemma"
      ],
      "form_of": [
        {
          "word": "vetki"
        },
        {
          "word": "vettki"
        }
      ],
      "glosses": [
        "dative of vetki, vettki."
      ],
      "links": [
        [
          "vetki",
          "vetki#Icelandic"
        ],
        [
          "vettki",
          "vettki"
        ]
      ],
      "tags": [
        "dative",
        "form-of"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈvɛhtʏjɪ/"
    }
  ],
  "word": "vettugi"
}