"onyttogher" meaning in Old Swedish

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "sv",
            "2": "onyttig"
          },
          "expansion": "Swedish: onyttig",
          "name": "desc"
        }
      ],
      "text": "Swedish: onyttig"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "gmq-osw",
        "2": "o-",
        "3": "nyttogher"
      },
      "expansion": "o- + nyttogher",
      "name": "affix"
    }
  ],
  "etymology_text": "o- + nyttogher",
  "head_templates": [
    {
      "args": {
        "1": "gmq-osw",
        "2": "adjective"
      },
      "expansion": "onyttogher",
      "name": "head"
    }
  ],
  "lang": "Old Swedish",
  "lang_code": "gmq-osw",
  "pos": "adj",
  "senses": [
    {
      "antonyms": [
        {
          "word": "nyttogher"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Old Swedish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old Swedish terms prefixed with o-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "unuseful"
      ],
      "id": "en-onyttogher-gmq-osw-adj--HGndgNt",
      "links": [
        [
          "unuseful",
          "unuseful"
        ]
      ]
    }
  ],
  "word": "onyttogher"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "sv",
            "2": "onyttig"
          },
          "expansion": "Swedish: onyttig",
          "name": "desc"
        }
      ],
      "text": "Swedish: onyttig"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "gmq-osw",
        "2": "o-",
        "3": "nyttogher"
      },
      "expansion": "o- + nyttogher",
      "name": "affix"
    }
  ],
  "etymology_text": "o- + nyttogher",
  "head_templates": [
    {
      "args": {
        "1": "gmq-osw",
        "2": "adjective"
      },
      "expansion": "onyttogher",
      "name": "head"
    }
  ],
  "lang": "Old Swedish",
  "lang_code": "gmq-osw",
  "pos": "adj",
  "senses": [
    {
      "antonyms": [
        {
          "word": "nyttogher"
        }
      ],
      "categories": [
        "Old Swedish adjectives",
        "Old Swedish entries with incorrect language header",
        "Old Swedish lemmas",
        "Old Swedish terms prefixed with o-",
        "Pages with 1 entry"
      ],
      "glosses": [
        "unuseful"
      ],
      "links": [
        [
          "unuseful",
          "unuseful"
        ]
      ]
    }
  ],
  "word": "onyttogher"
}