"þrætighi" meaning in Old Swedish

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            "1": "sv",
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          "expansion": "Swedish: trettio",
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      ],
      "text": "Swedish: trettio"
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    {
      "args": {
        "1": "gmq-osw",
        "2": "gem-pro",
        "3": "*þrīz tigiwiz",
        "4": "",
        "5": "thirty",
        "lit": "three tens"
      },
      "expansion": "Proto-Germanic *þrīz tigiwiz (“thirty”, literally “three tens”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Proto-Germanic *þrīz tigiwiz (“thirty”, literally “three tens”).",
  "forms": [
    {
      "form": "þrǣtighi",
      "tags": [
        "canonical"
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    {
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      "name": "head"
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  ],
  "lang": "Old Swedish",
  "lang_code": "gmq-osw",
  "pos": "num",
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        {
          "kind": "topical",
          "name": "Old Swedish cardinal numbers",
          "parents": [
            "Cardinal numbers",
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
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        "thirty"
      ],
      "id": "en-þrætighi-gmq-osw-num-rKX7Wdtp",
      "links": [
        [
          "thirty",
          "thirty"
        ]
      ]
    }
  ],
  "word": "þrætighi"
}

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      "text": "Swedish: trettio"
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  ],
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        "2": "gem-pro",
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        "lit": "three tens"
      },
      "expansion": "Proto-Germanic *þrīz tigiwiz (“thirty”, literally “three tens”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Proto-Germanic *þrīz tigiwiz (“thirty”, literally “three tens”).",
  "forms": [
    {
      "form": "þrǣtighi",
      "tags": [
        "canonical"
      ]
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  ],
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      "args": {
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  ],
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        ]
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  ],
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}