"þritig" meaning in Old English

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "enm",
            "2": "thritty"
          },
          "expansion": "Middle English: thritty, thirtie, thriti, thritte, thrittie, þritiȝ\nEnglish: thirty\nYola: dhirtee",
          "name": "desctree"
        }
      ],
      "text": "Middle English: thritty, thirtie, thriti, thritte, thrittie, þritiȝ\nEnglish: thirty\nYola: dhirtee"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "ang",
        "2": "þrī",
        "3": "-tiġ"
      },
      "expansion": "þrī + -tiġ",
      "name": "af"
    }
  ],
  "etymology_text": "þrī + -tiġ",
  "forms": [
    {
      "form": "þrītiġ",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ang",
        "2": "numeral",
        "head": "þrītiġ"
      },
      "expansion": "þrītiġ",
      "name": "head"
    }
  ],
  "lang": "Old English",
  "lang_code": "ang",
  "pos": "num",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "name": "Old English cardinal numbers",
          "parents": [
            "Cardinal numbers",
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old English terms suffixed with -tig",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "þrītiġfeald"
        }
      ],
      "examples": [
        {
          "text": "late 9th century, translation of Bede's Ecclesiastical History\n[Wiht] is þrittiġes mīla lang ēast ⁊ west, ⁊ twelf mīla brād sūð ⁊ norð.\n[Wight] is thirty miles long east-to-west and twelve miles wide north-to-south.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "thirty"
      ],
      "id": "en-þritig-ang-num-rKX7Wdtp",
      "links": [
        [
          "thirty",
          "thirty"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈθriː.tij/"
    }
  ],
  "word": "þritig"
}

{
  "derived": [
    {
      "word": "þrītiġfeald"
    }
  ],
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "enm",
            "2": "thritty"
          },
          "expansion": "Middle English: thritty, thirtie, thriti, thritte, thrittie, þritiȝ\nEnglish: thirty\nYola: dhirtee",
          "name": "desctree"
        }
      ],
      "text": "Middle English: thritty, thirtie, thriti, thritte, thrittie, þritiȝ\nEnglish: thirty\nYola: dhirtee"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "ang",
        "2": "þrī",
        "3": "-tiġ"
      },
      "expansion": "þrī + -tiġ",
      "name": "af"
    }
  ],
  "etymology_text": "þrī + -tiġ",
  "forms": [
    {
      "form": "þrītiġ",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ang",
        "2": "numeral",
        "head": "þrītiġ"
      },
      "expansion": "þrītiġ",
      "name": "head"
    }
  ],
  "lang": "Old English",
  "lang_code": "ang",
  "pos": "num",
  "senses": [
    {
      "categories": [
        "Old English cardinal numbers",
        "Old English entries with incorrect language header",
        "Old English lemmas",
        "Old English numerals",
        "Old English terms suffixed with -tig",
        "Old English terms with IPA pronunciation",
        "Old English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "late 9th century, translation of Bede's Ecclesiastical History\n[Wiht] is þrittiġes mīla lang ēast ⁊ west, ⁊ twelf mīla brād sūð ⁊ norð.\n[Wight] is thirty miles long east-to-west and twelve miles wide north-to-south.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "thirty"
      ],
      "links": [
        [
          "thirty",
          "thirty"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈθriː.tij/"
    }
  ],
  "word": "þritig"
}