"Ulaztir" meaning in Old Norse

{
  "etymology_templates": [
    {
      "args": {
        "1": "non",
        "2": "sga",
        "3": "Ulaidh"
      },
      "expansion": "Old Irish Ulaidh",
      "name": "bor"
    }
  ],
  "etymology_text": "Possibly borrowed from Old Irish Ulaidh tír (“Land of Ulsterman”)",
  "head_templates": [
    {
      "args": {
        "1": "non",
        "2": "proper noun"
      },
      "expansion": "Ulaztir",
      "name": "head"
    }
  ],
  "lang": "Old Norse",
  "lang_code": "non",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "Uladztir"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Old Norse 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"
        }
      ],
      "glosses": [
        "Alternative form of Uladztir"
      ],
      "id": "en-Ulaztir-non-noun-FbOPmrUG",
      "links": [
        [
          "Uladztir",
          "Uladztir#Old_Norse"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈu.lɑ̃tsˌtɪr/",
      "note": "12th century Icelandic"
    }
  ],
  "word": "Ulaztir"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "non",
        "2": "sga",
        "3": "Ulaidh"
      },
      "expansion": "Old Irish Ulaidh",
      "name": "bor"
    }
  ],
  "etymology_text": "Possibly borrowed from Old Irish Ulaidh tír (“Land of Ulsterman”)",
  "head_templates": [
    {
      "args": {
        "1": "non",
        "2": "proper noun"
      },
      "expansion": "Ulaztir",
      "name": "head"
    }
  ],
  "lang": "Old Norse",
  "lang_code": "non",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "Uladztir"
        }
      ],
      "categories": [
        "Old Norse entries with incorrect language header",
        "Old Norse lemmas",
        "Old Norse proper nouns",
        "Old Norse terms borrowed from Old Irish",
        "Old Norse terms derived from Old Irish",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "Alternative form of Uladztir"
      ],
      "links": [
        [
          "Uladztir",
          "Uladztir#Old_Norse"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈu.lɑ̃tsˌtɪr/",
      "note": "12th century Icelandic"
    }
  ],
  "word": "Ulaztir"
}